Microsoft Removes 119 Edge Extensions That Hid Malware in Images and Fonts
Microsoft has shut down a long-running malicious extension operation on the Edge Add-ons store that hid its payloads inside ordinary image and font files,…
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…
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…
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…
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…
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,…
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…
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…
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…
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…
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…
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…
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…
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…
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.…
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…
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…
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…
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…
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…
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…
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,…
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…
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…
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…
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)…
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…
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…
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…
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…
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…
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…
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…
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…
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…
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…
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…
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…
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…
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…
⚡ Weekly Recap: Browser Bugs, EDR Killers, TV Botnet, OpenBSD Flaw, Android Trojan, and More
It’s Monday again. This week’s threat list looks painfully familiar: abused integrations, fake tools, poisoned websites,…
Canada’s Spy Agency Used First-of-Its-Kind Warrant to Clean Botnet-Infected Devices
Canada's spy service got a judge's permission to reach into infected servers, home routers, and IoT gear sitting on Canadian soil and…
AryStinger Malware Infects 4,300 Legacy Routers to Build Reconnaissance Proxy Network
A new malware family is turning forgotten home routers into a distributed reconnaissance and proxy network, not the DDoS botnet these devices…