Ukraine Says Russian Intelligence Used Fake Support Texts to Steal Messaging Credentials The Security Service of Ukraine (SSU) said it, together with the U.S. Federal Bureau of Investigation (FBI), uncovered a long-running campaign orchestrated by Russian intelligence services to break into the messaging accounts of government officials, military personnel, politicians, and activists in Ukraine, Europe,…

OpenAI Previews GPT-5.6 Sol With Restricted Access and Stronger Cyber Safeguards OpenAI on Friday released three versions of GPT-5.6, called Sol, Terra, and Luna, as a limited preview to a small number of companies as part of an ongoing engagement with the U.S. government. While Sol is the latest flagship model and the most powerful,…

FBI Warns Russian Intelligence Hackers Target Signal Backup Recovery Keys The FBI and CISA have updated their March warning about Russian intelligence phishing Signal accounts, and the operators have added a step: they now coax targets into handing over their Signal Backup Recovery Key. Hand it over once, and the attacker can restore the account’s backup, read…

New SharkLoader Malware Deploys Cobalt Strike in StrikeShark Cyberattacks A newly discovered cyber attack campaign has been observed delivering a previously undocumented malware family called SharkLoader that acts as a loader for deploying Cobalt Strike Beacon on compromised hosts. Kaspersky, which is tracking the activity under the moniker StrikeShark, said the campaign has targeted a…

Chinese-Speaking APT Deploys New TinyRCT Backdoor in Southeast Asia Campaign A Chinese-speaking advanced persistent threat (APT) actor has been linked to a new custom backdoor called TinyRCT as part of cyber attacks aimed at government entities and critical infrastructure in Southeast Asia. The activity, particularly aimed at state-owned enterprises in the energy and government sectors,…

New Linux pedit COW Exploit Enables Root Access by Poisoning Cached Binaries A flaw in the Linux kernel’s traffic-control subsystem can let a local unprivileged user gain root on affected systems. CVE-2026-46331, nicknamed “pedit COW,” is an out-of-bounds write in the packet-editing action (act_pedit) that corrupts shared page-cache memory. A public, working exploit appeared within a day…

Amazon Q Developer Flaw Could Let Malicious Repos Run Code via MCP Configs A high-severity flaw in Amazon Q Developer let a malicious repository run commands and steal a developer’s cloud credentials. The path was short: a developer opens the repo, trusts the workspace, and Amazon Q does the rest. Amazon has patched it. Tracked…

CISA Adds Exploited PTC Windchill RCE Flaw to KEV as Web Shell Attacks Continue The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a critical remote code execution vulnerability impacting PTC Windchill PDMlink and PTC FlexPLM enterprise Product Data Management (PDM) and Product Lifecycle Management (PLM) software to its Known Exploited Vulnerabilities (KEV)…

New DirtyClone Linux Kernel Flaw Lets Local Users Gain Root via Cloned Packets DirtyClone is a new Linux kernel privilege escalation in the DirtyFrag family. JFrog Security Research published a working exploit walkthrough for the flaw on June 25, the first public demonstration for this variant. Tracked as CVE-2026-43503 (CVSS 8.8), it lets a local user corrupt file-backed memory…

Guardian Agents: The Next Layer of Identity Governance AI agents are moving through enterprise environments, inheriting permissions, traversing systems, and executing decisions at machine speed with minimal oversight. The identity infrastructure built to govern human access wasn’t designed for autonomous actors, and the gap between what enterprises are deploying and what their governance programs actually…

Miasma Malware Targets npm Packages and GitHub Actions in Supply Chain Attack Cybersecurity researchers have flagged yet another evolution of the supply chain attack linked to the Mini Shai-Hulud, Miasma, and Hades malware family that has compromised a new set of npm packages, even as it has propagated to the Go ecosystem. “The latest activity…

Microsoft Warns of Photo ZIP Phishing Campaign Targeting Hotels with Node.js Implant An active phishing campaign has been targeting hotel and other hospitality organizations across Europe and Asia since April 2026, using photo-themed ZIP files to drop a Node.js implant and dig into front-desk machines, Microsoft says. The company has not attributed the activity to a known…

Russia Used Cellebrite on Jailed Activist’s iPhone Months After Sales Cutoff Russian authorities used Cellebrite’s UFED forensic tools to break into the iPhone of detained opposition activist Andrey Pivovarov in June 2021, three months after Cellebrite said it would stop selling its tools and services to Russia and Belarus. The finding, published June 25 by the…

Google Details Turla’s New STOCKSTAY Backdoor Used in Ukraine Espionage Attacks The Russian state-sponsored threat actor known as Turla has been attributed to a previously undocumented .NET backdoor called STOCKSTAY that has been deployed against government and military organizations in Ukraine, and entities that have an interest in Italian foreign policy. Describing the Windows backdoor…

Chrome Ad Blocker with 10M+ Installs Found with Dormant Script Injection Capability An analysis of a popular Google Chrome ad block extension for YouTube has uncovered the ability to execute arbitrary JavaScript code. According to Island, the extension, named Adblock for YouTube (ID: cmedhionkhpnakcndndgjdbohmhepckk), has more than 10 million installs and carries a Featured badge…

ThreatsDay Bulletin: Smart TV Proxyware, 24-Year curl Bug, AI Crime Forums + 13 More Stories It’s dumb out there again. This week has the usual smell of prod on fire and nobody wanting to admit who left the door open — old creds still working, trusted apps doing sketchy crap, browser tricks jumping the fence,…

Surviving the Mythos Era: Richard Bejtlich on the Case for NDR Despite the abundance of telemetry at analysts’ disposal, many security operations teams struggle to answer a few basic questions during incident investigation: What happened? What evidence do we have? How do we know we’re seeing it all, in context? Answering these questions requires teams…

New Gaslight macOS Malware Uses Prompt Injection to Disrupt AI-Assisted Analysis A previously undocumented Rust-based macOS implant and information stealer has been found to embed a prompt injection payload designed to trick a malware analyst’s artificial intelligence (AI) tools and trick it into aborting or refusing an analysis of the artifact. The malware has been…

New Mistic Backdoor Linked to KongTuke in ClickFix and ModeloRAT Campaigns A new, stealthy backdoor named Mistic has been deployed as part of suspected financially motivated attacks aimed at multiple organizations spanning insurance, education, IT, and professional services sectors since April 2026. According to Symantec and Carbon Black’s Threat Hunter Team, the backdoor, also tracked…

Cisco Catalyst SD-WAN Zero-Day CVE-2026-20245 Exploited to Gain Root Access An unknown threat actor exploited a recently disclosed high-severity security flaw impacting Cisco Catalyst SD-WAN as a zero-day at least two months before it was publicly disclosed, according to new findings from Google-owned Mandiant. The vulnerability, tracked as CVE-2026-20245 (CVSS score: 7.8), allows an authenticated,…

CISA Warns Critical Lantronix EDS5000 Flaw Is Being Actively Exploited The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday warned of active exploitation of a critical security flaw impacting Lantronix EDS5000 Series devices, urging Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by June 26, 2026. The vulnerability in question is CVE-2025-67038…

Amadey and StealC Malware Network Disrupted, 27M Stolen Credentials Recovered A coordinated law enforcement operation, in partnership with private sector companies, including Bitdefender, Bitsight, ESET, and Microsoft, has resulted in the takedown of criminal infrastructure powering Amadey and StealC. “The main common goal was to disrupt the ‘assembly lines’ cybercriminals use to launch ransomware, financial…

Cordyceps CI/CD Flaws Expose 300+ GitHub Repositories to Supply-Chain Attacks Cybersecurity researchers have flagged a new class of CI/CD workflow weakness that allows attackers to hijack workflows and compromise open-source supply chains. The “critical exploitable pattern” has been codenamed Cordyceps by Novee Security. The issue can allow full attacker control of repositories at dozens of…

Dawn of the Apex Agentic Adversary We are standing at the end of an era we never thought to mourn: the era of human-speed threats. For years, cybersecurity moved to a rhythm organizations could follow. A researcher found a bug, a CVE was cataloged, a vendor navigated a patch cycle, and weeks or even months…

DoJ Seizes Huione Cloud Account Tied to Cyber Scam Money Laundering The U.S. Department of Justice (DoJ) on Tuesday announced the seizure of a cloud computing account put to use by subsidiaries of Cambodia-based corporate conglomerate HuiOne Group, as the Treasury unveiled fresh sanctions against nine individuals and 26 entities linked to Prince Group. “These…

Cisco Unified CM Flaw Exploited After PoC Reveals File-Write Path to Root Threat actors have begun to exploit a recently disclosed critical security flaw impacting Cisco Unified Communications Manager (Unified CM) and Unified Communications Manager Session Management Edition (Unified CM SME). The vulnerability, tracked as CVE-2026-20230 (CVSS score: 8.6), is a case of improper input…

FortiBleed Targeted FortiGate Firewalls in 110 Million-Credential Harvesting Operation A Russian-speaking initial access broker (IAB) driven by financial gain is assessed to be behind a large-scale credential-harvesting operation known as FortiBleed that has targeted over 430,000 FortiGate firewalls globally. The campaign, active since February 2026, involves collecting credential lists, searching for exposed services, brute-forcing accessible…

Fake AI Agent Skill Passed Security Scans and Reportedly Reached 26,000 Agents Security firm AIR built a fake AI agent skill, pushed it through a popular skill marketplace and an Instagram ad, and says it reached roughly 26,000 agents, including some on corporate accounts. Every skill security scanner the firm tested it against marked it safe. The…

Trump Order Sets 2030 Deadline for Federal Post-Quantum Crypto Migration President Trump signed an executive order on June 22 setting hard deadlines for federal agencies to move high-value assets and high-impact systems to post-quantum cryptography. Key establishment must move by December 31, 2030; digital signatures by December 31, 2031. EO 14409 leaves national security systems on a…

GitHub Updates actions/checkout to Block Common Pwn Request Attack Patterns GitHub is moving to strengthen software supply chain security by updating “actions/checkout” to block pwn request attacks that exploit the risky use of the “pull_request_target workflow” trigger to run malicious code with the workflow’s full privileges. Effective June 18, 2026, the latest version of “actions/checkout,”…

Agentic AI: The Weapon That No Longer Needs a Warrior Every weapon begins as an extension of the hand that holds it. The spear lengthened the reach of the arm. The bow sent the point flying without the throw. The rifle placed a man’s death a quarter mile beyond his sight, and the aircraft carried…

Malicious npm Packages Pose as PostCSS Tools to Deliver Windows RAT Cybersecurity researchers have discovered a set of malicious npm packages that are designed to deliver a Windows-based remote access trojan (RAT). The list of identified packages, is below – aes-decode-runner-pro (145 downloads) postcss-minify-selector (256 downloads) postcss-minify-selector-parser (615 downloads) All the packages were published over…

WhatsApp VBScript Campaign Uses Fake Documents to Install ManageEngine RMM Tool Direct messages sent via WhatsApp are being used to distribute malicious Visual Basic Script (VBScript) files that lead to the installation of legitimate Remote Monitoring and Management (RMM) software. Per findings from Kaspersky, the active campaign is targeting users of WhatsApp Desktop and WhatsApp…

OpenAI Expands Daybreak With GPT-5.5-Cyber to Help Defenders Patch Security Flaws OpenAI on Monday said it’s releasing an improved version of its GPT‑5.5‑Cyber model to trusted defenders as part of the Daybreak initiative the artificial intelligence (AI) company announced last month. Calling GPT‑5.5‑Cyber its “strongest model yet for finding and helping patch software vulnerabilities,” OpenAI said…

ShapedPlugin WordPress Pro Plugins Backdoored in Supply Chain Attack Multiple WordPress plugins from ShapedPlugin were compromised in a supply chain attack after unknown threat actors managed to tamper with the official release channels and push backdoor code. “Attackers compromised the vendor’s build and distribution pipeline, injecting backdoor code into Pro plugin releases distributed through official…

Researchers Detail DifyTap Flaws in Dify That Could Expose AI Chats Across Tenants Cybersecurity researchers have disclosed details of four vulnerabilities in Dify, an open-source agentic workflow platform with more than 146,000 GitHub stars, that could allow attackers to stealthily read artificial intelligence (AI) conversions from other customers’ applications without requiring authentication. The vulnerabilities have…

29-Year-Old Squid Proxy Bug ‘Squidbleed’ Can Leak Cleartext HTTP Requests A heap over-read in the Squid web proxy can leak another user’s cleartext HTTP request, including any credentials or session tokens it carries, to anyone already allowed to send traffic through the same proxy. The bug traces to a 1997 FTP-parsing change and is still…

New OXLOADER Loader Uses Malicious Google Ads to Deliver CastleStealer Cybersecurity researchers have disclosed details of a new campaign that delivers CastleStealer by means of a previously unreported malware loader dubbed OXLOADER. According to Elastic Security Labs, the campaign leverages malicious Google Ads as a starting point to distribute the malware. Evidence indicates that the…

Google Sets Sept. 30 Deadline for Android Developer Verification in Four Countries Google has set September 30, 2026, as the day it begins enforcing Android developer verification in the first four countries, and the major device-maker app stores are in from the start. On that date, certified Android phones in Brazil, Indonesia, Singapore, and Thailand will block…

Stop Your Legacy Infrastructure from Hijacking Your AI Agents Earlier this month, I spoke at the Gartner Security & Risk Management Summit about a blind spot most security programs are still not accounting for – how attackers are circumventing AI security programs by using legacy infrastructure to hijack AI agents. AI adoption is moving faster…

Ukraine Says Russian Intelligence Used Fake Support Texts to Steal Messaging Credentials The Security Service of Ukraine (SSU) said it, together with the U.S. Federal Bureau of Investigation (FBI), uncovered a long-running campaign orchestrated by Russian intelligence services to break into the messaging accounts of government officials, military personnel, politicians, and activists in Ukraine, Europe,…

OpenAI Previews GPT-5.6 Sol With Restricted Access and Stronger Cyber Safeguards OpenAI on Friday released three versions of GPT-5.6, called Sol, Terra, and Luna, as a limited preview to a small number of companies as part of an ongoing engagement with the U.S. government. While Sol is the latest flagship model and the most powerful,…

FBI Warns Russian Intelligence Hackers Target Signal Backup Recovery Keys The FBI and CISA have updated their March warning about Russian intelligence phishing Signal accounts, and the operators have added a step: they now coax targets into handing over their Signal Backup Recovery Key. Hand it over once, and the attacker can restore the account’s backup, read…

New SharkLoader Malware Deploys Cobalt Strike in StrikeShark Cyberattacks A newly discovered cyber attack campaign has been observed delivering a previously undocumented malware family called SharkLoader that acts as a loader for deploying Cobalt Strike Beacon on compromised hosts. Kaspersky, which is tracking the activity under the moniker StrikeShark, said the campaign has targeted a…

Chinese-Speaking APT Deploys New TinyRCT Backdoor in Southeast Asia Campaign A Chinese-speaking advanced persistent threat (APT) actor has been linked to a new custom backdoor called TinyRCT as part of cyber attacks aimed at government entities and critical infrastructure in Southeast Asia. The activity, particularly aimed at state-owned enterprises in the energy and government sectors,…

New Linux pedit COW Exploit Enables Root Access by Poisoning Cached Binaries A flaw in the Linux kernel’s traffic-control subsystem can let a local unprivileged user gain root on affected systems. CVE-2026-46331, nicknamed “pedit COW,” is an out-of-bounds write in the packet-editing action (act_pedit) that corrupts shared page-cache memory. A public, working exploit appeared within a day…

Amazon Q Developer Flaw Could Let Malicious Repos Run Code via MCP Configs A high-severity flaw in Amazon Q Developer let a malicious repository run commands and steal a developer’s cloud credentials. The path was short: a developer opens the repo, trusts the workspace, and Amazon Q does the rest. Amazon has patched it. Tracked…

CISA Adds Exploited PTC Windchill RCE Flaw to KEV as Web Shell Attacks Continue The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Thursday added a critical remote code execution vulnerability impacting PTC Windchill PDMlink and PTC FlexPLM enterprise Product Data Management (PDM) and Product Lifecycle Management (PLM) software to its Known Exploited Vulnerabilities (KEV)…

New DirtyClone Linux Kernel Flaw Lets Local Users Gain Root via Cloned Packets DirtyClone is a new Linux kernel privilege escalation in the DirtyFrag family. JFrog Security Research published a working exploit walkthrough for the flaw on June 25, the first public demonstration for this variant. Tracked as CVE-2026-43503 (CVSS 8.8), it lets a local user corrupt file-backed memory…

Guardian Agents: The Next Layer of Identity Governance AI agents are moving through enterprise environments, inheriting permissions, traversing systems, and executing decisions at machine speed with minimal oversight. The identity infrastructure built to govern human access wasn’t designed for autonomous actors, and the gap between what enterprises are deploying and what their governance programs actually…

Miasma Malware Targets npm Packages and GitHub Actions in Supply Chain Attack Cybersecurity researchers have flagged yet another evolution of the supply chain attack linked to the Mini Shai-Hulud, Miasma, and Hades malware family that has compromised a new set of npm packages, even as it has propagated to the Go ecosystem. “The latest activity…

Microsoft Warns of Photo ZIP Phishing Campaign Targeting Hotels with Node.js Implant An active phishing campaign has been targeting hotel and other hospitality organizations across Europe and Asia since April 2026, using photo-themed ZIP files to drop a Node.js implant and dig into front-desk machines, Microsoft says. The company has not attributed the activity to a known…

Russia Used Cellebrite on Jailed Activist’s iPhone Months After Sales Cutoff Russian authorities used Cellebrite’s UFED forensic tools to break into the iPhone of detained opposition activist Andrey Pivovarov in June 2021, three months after Cellebrite said it would stop selling its tools and services to Russia and Belarus. The finding, published June 25 by the…

Google Details Turla’s New STOCKSTAY Backdoor Used in Ukraine Espionage Attacks The Russian state-sponsored threat actor known as Turla has been attributed to a previously undocumented .NET backdoor called STOCKSTAY that has been deployed against government and military organizations in Ukraine, and entities that have an interest in Italian foreign policy. Describing the Windows backdoor…

Chrome Ad Blocker with 10M+ Installs Found with Dormant Script Injection Capability An analysis of a popular Google Chrome ad block extension for YouTube has uncovered the ability to execute arbitrary JavaScript code. According to Island, the extension, named Adblock for YouTube (ID: cmedhionkhpnakcndndgjdbohmhepckk), has more than 10 million installs and carries a Featured badge…

ThreatsDay Bulletin: Smart TV Proxyware, 24-Year curl Bug, AI Crime Forums + 13 More Stories It’s dumb out there again. This week has the usual smell of prod on fire and nobody wanting to admit who left the door open — old creds still working, trusted apps doing sketchy crap, browser tricks jumping the fence,…

Surviving the Mythos Era: Richard Bejtlich on the Case for NDR Despite the abundance of telemetry at analysts’ disposal, many security operations teams struggle to answer a few basic questions during incident investigation: What happened? What evidence do we have? How do we know we’re seeing it all, in context? Answering these questions requires teams…

New Gaslight macOS Malware Uses Prompt Injection to Disrupt AI-Assisted Analysis A previously undocumented Rust-based macOS implant and information stealer has been found to embed a prompt injection payload designed to trick a malware analyst’s artificial intelligence (AI) tools and trick it into aborting or refusing an analysis of the artifact. The malware has been…

New Mistic Backdoor Linked to KongTuke in ClickFix and ModeloRAT Campaigns A new, stealthy backdoor named Mistic has been deployed as part of suspected financially motivated attacks aimed at multiple organizations spanning insurance, education, IT, and professional services sectors since April 2026. According to Symantec and Carbon Black’s Threat Hunter Team, the backdoor, also tracked…

Cisco Catalyst SD-WAN Zero-Day CVE-2026-20245 Exploited to Gain Root Access An unknown threat actor exploited a recently disclosed high-severity security flaw impacting Cisco Catalyst SD-WAN as a zero-day at least two months before it was publicly disclosed, according to new findings from Google-owned Mandiant. The vulnerability, tracked as CVE-2026-20245 (CVSS score: 7.8), allows an authenticated,…

CISA Warns Critical Lantronix EDS5000 Flaw Is Being Actively Exploited The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday warned of active exploitation of a critical security flaw impacting Lantronix EDS5000 Series devices, urging Federal Civilian Executive Branch (FCEB) agencies to apply the fixes by June 26, 2026. The vulnerability in question is CVE-2025-67038…

Amadey and StealC Malware Network Disrupted, 27M Stolen Credentials Recovered A coordinated law enforcement operation, in partnership with private sector companies, including Bitdefender, Bitsight, ESET, and Microsoft, has resulted in the takedown of criminal infrastructure powering Amadey and StealC. “The main common goal was to disrupt the ‘assembly lines’ cybercriminals use to launch ransomware, financial…

Cordyceps CI/CD Flaws Expose 300+ GitHub Repositories to Supply-Chain Attacks Cybersecurity researchers have flagged a new class of CI/CD workflow weakness that allows attackers to hijack workflows and compromise open-source supply chains. The “critical exploitable pattern” has been codenamed Cordyceps by Novee Security. The issue can allow full attacker control of repositories at dozens of…

Dawn of the Apex Agentic Adversary We are standing at the end of an era we never thought to mourn: the era of human-speed threats. For years, cybersecurity moved to a rhythm organizations could follow. A researcher found a bug, a CVE was cataloged, a vendor navigated a patch cycle, and weeks or even months…

DoJ Seizes Huione Cloud Account Tied to Cyber Scam Money Laundering The U.S. Department of Justice (DoJ) on Tuesday announced the seizure of a cloud computing account put to use by subsidiaries of Cambodia-based corporate conglomerate HuiOne Group, as the Treasury unveiled fresh sanctions against nine individuals and 26 entities linked to Prince Group. “These…

Cisco Unified CM Flaw Exploited After PoC Reveals File-Write Path to Root Threat actors have begun to exploit a recently disclosed critical security flaw impacting Cisco Unified Communications Manager (Unified CM) and Unified Communications Manager Session Management Edition (Unified CM SME). The vulnerability, tracked as CVE-2026-20230 (CVSS score: 8.6), is a case of improper input…

FortiBleed Targeted FortiGate Firewalls in 110 Million-Credential Harvesting Operation A Russian-speaking initial access broker (IAB) driven by financial gain is assessed to be behind a large-scale credential-harvesting operation known as FortiBleed that has targeted over 430,000 FortiGate firewalls globally. The campaign, active since February 2026, involves collecting credential lists, searching for exposed services, brute-forcing accessible…

Fake AI Agent Skill Passed Security Scans and Reportedly Reached 26,000 Agents Security firm AIR built a fake AI agent skill, pushed it through a popular skill marketplace and an Instagram ad, and says it reached roughly 26,000 agents, including some on corporate accounts. Every skill security scanner the firm tested it against marked it safe. The…

Trump Order Sets 2030 Deadline for Federal Post-Quantum Crypto Migration President Trump signed an executive order on June 22 setting hard deadlines for federal agencies to move high-value assets and high-impact systems to post-quantum cryptography. Key establishment must move by December 31, 2030; digital signatures by December 31, 2031. EO 14409 leaves national security systems on a…

GitHub Updates actions/checkout to Block Common Pwn Request Attack Patterns GitHub is moving to strengthen software supply chain security by updating “actions/checkout” to block pwn request attacks that exploit the risky use of the “pull_request_target workflow” trigger to run malicious code with the workflow’s full privileges. Effective June 18, 2026, the latest version of “actions/checkout,”…

Agentic AI: The Weapon That No Longer Needs a Warrior Every weapon begins as an extension of the hand that holds it. The spear lengthened the reach of the arm. The bow sent the point flying without the throw. The rifle placed a man’s death a quarter mile beyond his sight, and the aircraft carried…

Malicious npm Packages Pose as PostCSS Tools to Deliver Windows RAT Cybersecurity researchers have discovered a set of malicious npm packages that are designed to deliver a Windows-based remote access trojan (RAT). The list of identified packages, is below – aes-decode-runner-pro (145 downloads) postcss-minify-selector (256 downloads) postcss-minify-selector-parser (615 downloads) All the packages were published over…

WhatsApp VBScript Campaign Uses Fake Documents to Install ManageEngine RMM Tool Direct messages sent via WhatsApp are being used to distribute malicious Visual Basic Script (VBScript) files that lead to the installation of legitimate Remote Monitoring and Management (RMM) software. Per findings from Kaspersky, the active campaign is targeting users of WhatsApp Desktop and WhatsApp…

OpenAI Expands Daybreak With GPT-5.5-Cyber to Help Defenders Patch Security Flaws OpenAI on Monday said it’s releasing an improved version of its GPT‑5.5‑Cyber model to trusted defenders as part of the Daybreak initiative the artificial intelligence (AI) company announced last month. Calling GPT‑5.5‑Cyber its “strongest model yet for finding and helping patch software vulnerabilities,” OpenAI said…

ShapedPlugin WordPress Pro Plugins Backdoored in Supply Chain Attack Multiple WordPress plugins from ShapedPlugin were compromised in a supply chain attack after unknown threat actors managed to tamper with the official release channels and push backdoor code. “Attackers compromised the vendor’s build and distribution pipeline, injecting backdoor code into Pro plugin releases distributed through official…

Researchers Detail DifyTap Flaws in Dify That Could Expose AI Chats Across Tenants Cybersecurity researchers have disclosed details of four vulnerabilities in Dify, an open-source agentic workflow platform with more than 146,000 GitHub stars, that could allow attackers to stealthily read artificial intelligence (AI) conversions from other customers’ applications without requiring authentication. The vulnerabilities have…

29-Year-Old Squid Proxy Bug ‘Squidbleed’ Can Leak Cleartext HTTP Requests A heap over-read in the Squid web proxy can leak another user’s cleartext HTTP request, including any credentials or session tokens it carries, to anyone already allowed to send traffic through the same proxy. The bug traces to a 1997 FTP-parsing change and is still…

New OXLOADER Loader Uses Malicious Google Ads to Deliver CastleStealer Cybersecurity researchers have disclosed details of a new campaign that delivers CastleStealer by means of a previously unreported malware loader dubbed OXLOADER. According to Elastic Security Labs, the campaign leverages malicious Google Ads as a starting point to distribute the malware. Evidence indicates that the…

Google Sets Sept. 30 Deadline for Android Developer Verification in Four Countries Google has set September 30, 2026, as the day it begins enforcing Android developer verification in the first four countries, and the major device-maker app stores are in from the start. On that date, certified Android phones in Brazil, Indonesia, Singapore, and Thailand will block…

Stop Your Legacy Infrastructure from Hijacking Your AI Agents Earlier this month, I spoke at the Gartner Security & Risk Management Summit about a blind spot most security programs are still not accounting for – how attackers are circumventing AI security programs by using legacy infrastructure to hijack AI agents. AI adoption is moving faster…