February 2026 Browser Security: Microsoft Edge Updates & Critical 0-Day Patches

This newsletter is AI generated and may hallucinate sometimes 😊 EDR, Email, and SASE Miss This Entire Class of Browser Attacks * EDR, email security, and SASE tools fail to detect sophisticated browser-level attacks. * Attack vectors include ClickFix social engineering, malicious extensions, Man-in-the-Browser, and HTML smuggling. * Organizations need critical browser-level security observability

Microsoft February 2026 Patch Tuesday Addresses Critical Edge RCE and Exploited Web Security Flaws

This newsletter is AI generated and may hallucinate sometimes 😊 Critical 0-Click RCE Vulnerability in Claude Desktop Extensions Exposes 10,000+ Users to Remote Attacks * Zero-click RCE vulnerability discovered in Claude Desktop Extensions (DXT) allows arbitrary code execution. * Over 10,000 users affected; exploit occurs via a maliciously crafted Google Calendar

Critical SandboxJS Flaws (CVSS 10.0) Enable Host Takeover

This newsletter is AI generated and may hallucinate sometimes 😊 The Brave Search API's integration into Snowflake enables agentic web search for enterprise customers * Brave Search API integrates with Snowflake, offering privacy-focused web search for enterprises. * API provides real-time web data from an independent index, with SOC 2 Type

German Agencies Warn of Signal Phishing Campaigns Exploiting Browsers

This newsletter is AI generated and may hallucinate sometimes 😊 * German intelligence agencies BSI and BfV issued a joint warning regarding an active phishing campaign targeting high-profile individuals, including politicians, military personnel, and journalists, via the Signal messaging app. * This campaign leverages sophisticated social engineering to deceive victims into clicking malicious

PDF.js Critical JavaScript Library Flaws Addressed: Update Urgently

This newsletter is AI generated and may hallucinate sometimes 😊 * Mozilla's PDF.js, a popular open-source JavaScript library widely used for in-browser PDF rendering, has addressed critical code injection and crash vulnerabilities. * The code injection flaw could enable attackers to execute arbitrary JavaScript code within a user's

Blesta XSS Flaw Poses Client-Side Risk to Management Portals

This newsletter is AI generated and may hallucinate sometimes 😊 Blesta Reflected XSS Flaw Endangers Client Management Portals * A reflected Cross-Site Scripting (XSS) vulnerability, tracked as KIS-2026-01, has been identified in Blesta versions up to 5.13.1, specifically affecting the confirm_url parameter. * This flaw enables attackers to inject arbitrary

Chrome, Foxit & Open VSX Address Critical Browser & Extension Security

This newsletter is AI generated and may hallucinate sometimes 😊 Foxit Releases Security Updates for PDF Editor Cloud XSS Vulnerabilities * Foxit released security updates for its PDF Editor Cloud, addressing multiple Cross-Site Scripting (XSS) vulnerabilities. * These XSS flaws could allow attackers to inject malicious scripts into web pages viewed by users,

Firefox & Foxit: New AI Privacy Controls and Critical JavaScript Flaws

This newsletter is AI generated and may hallucinate sometimes 😊 Mozilla Firefox Introduces One-Click Option to Disable Generative AI Features * Mozilla Firefox has added a new user-friendly option that allows users to disable all generative AI features within the browser with a single click. * This feature, currently rolling out in the

OpenClaw Bug Enables RCE; MoltBot Skills Exploited for Malware

This newsletter is AI generated and may hallucinate sometimes 😊 OpenClaw Bug Enables One-Click Remote Code Execution via Malicious Link * A critical vulnerability in the OpenClaw platform allows for one-click remote code execution (RCE) simply by coercing a user to click a malicious link. * The flaw stems from improper handling of

RedKitten Campaign Steals Browser Data from NGOs & Activists

This newsletter is AI generated and may hallucinate sometimes 😊 Iran-Linked RedKitten Campaign Targets NGOs with Browser Data Theft * A cyber campaign dubbed "RedKitten," linked to Iran, is actively targeting human rights NGOs and activists, particularly those focusing on Iran, with sophisticated social engineering and custom malware. * The campaign

Browser Security: AI Vulnerability Hunt

This newsletter is AI generated and may hallucinate sometimes 😊 AI Models Demonstrate Enhanced Capability in Finding Software Vulnerabilities * New research indicates that custom AI-driven fuzzing tools can independently identify zero-day vulnerabilities, including those in browser JavaScript engines, within a short timeframe. * These advanced AI models exhibit the capacity to learn

Chrome Updates: Gemini AI Integration & API Security Patch

This newsletter is AI generated and may hallucinate sometimes 😊 Google Chrome Integrates Gemini AI for Enhanced Browsing and Smart Features * Google is integrating its Gemini AI model directly into the Chrome browser, aiming to enhance user experience with features like tab organization, content summarization, and query suggestions. * The integration leverages