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#Browser Security

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HIGH
Malware

Python Infostealer Targeting Browser Credentials and Discord Tokens

Technical analysis of a Python-based infostealer leveraging Discord webhooks for exfiltration, targeting browser credentials and session tokens.

Runtime Rebel Intel
4 min read · Apr 21, 2026
Securing Enterprise Browser Environments Against AI Extension Risks
HIGH
Threat Intel

Securing Enterprise Browser Environments Against AI Extension Risks

Discover the security blind spots of AI browser extensions and how to mitigate data exfiltration risks in corporate environments via managed policies.

Runtime Rebel Intel
4 min read · Apr 10, 2026
CRITICAL
Vulnerabilities

Google Chrome Zero-Day Patch: Fourth In-the-Wild Exploit

Google has released an urgent security update for Chrome, patching the fourth zero-day vulnerability actively exploited in 2024. Update now to protect against…

Runtime Rebel Intel
5 min read · Apr 1, 2026
DeepLoad Malware Leverages ClickFix, WMI for Browser Credential Theft
HIGH
Malware

DeepLoad Malware Leverages ClickFix, WMI for Browser Credential Theft

DeepLoad malware leverages ClickFix social engineering and WMI for persistence to steal browser credentials, employing AI-assisted obfuscation for evasion.

Runtime Rebel Intel
5 min read · Mar 30, 2026
INFO
Threat Intel

Firefox 149 Integrated VPN: Analysis of Privacy and Security Features

Mozilla introduces a built-in VPN in Firefox 149 with a 50GB monthly data cap, enhancing user privacy while creating new visibility challenges for SOC teams.

Runtime Rebel Intel
4 min read · Mar 24, 2026
GlassWorm Malware: Detecting Obfuscated Payloads in Browser Extensions
MEDIUM
Malware

GlassWorm Malware: Detecting Obfuscated Payloads in Browser Extensions

Technical analysis of GlassWorm (ChromeLoader) evolution, detailing how the malware hides malicious JavaScript within legitimate browser extension dependencies.

Runtime Rebel Intel
4 min read · Mar 17, 2026

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Chrome Extensions QuickLens and BuildMelon Hijacked via Ownership Transfer
HIGH
Supply Chain

Chrome Extensions QuickLens and BuildMelon Hijacked via Ownership Transfer

Attackers are exploiting Chrome extension ownership transfers to weaponize QuickLens and BuildMelon tools for code injection and data harvesting.

Runtime Rebel Intel
4 min read · Mar 9, 2026
Firefox 148 Security Update: Anthropic AI Uncovers 22 Vulnerabilities
HIGH
Vulnerabilities

Firefox 148 Security Update: Anthropic AI Uncovers 22 Vulnerabilities

Anthropic's Claude Opus 4.6 AI model identified 22 security vulnerabilities in Firefox, including 14 high-severity flaws addressed in the version 148 release.

Runtime Rebel Intel
4 min read · Mar 7, 2026
HIGH
Threat Intel

Enterprise Browser Security: Emerging Blind Spots & AI Web Tool Risks

Keep Aware's 2026 report reveals critical enterprise browser security gaps, citing AI web tool use, phishing, and extensions as major blind spots for defenders.

Runtime Rebel Intel
4 min read · Mar 5, 2026
INFO
Vulnerabilities

Google Chrome Two-Week Release Cycle: Reducing the Patch Gap

Google transitions Chrome to a two-week stable release cycle to accelerate security patching and minimize the window for n-day vulnerability exploitation.

Runtime Rebel Intel
3 min read · Mar 3, 2026
CVE-2026-0628: Chrome Gemini Panel Exploit Enables Privilege Escalation
HIGH
Vulnerabilities

CVE-2026-0628: Chrome Gemini Panel Exploit Enables Privilege Escalation

A high-severity flaw in Google Chrome's Gemini side panel allowed malicious extensions to bypass security policies and access local files on target systems.

Runtime Rebel Intel
4 min read · Mar 2, 2026