Browser

BragJack Attack Hijacks AI Assistants in 5 Popular Browsers With Zero Clicks

Security researchers have revealed a zero-click attack technique known as BragJack, which could enable a malicious browser extension to hijack…

2 months ago

Anyone With a Browser Could Access 700,000 Vatican Prayer App Accounts

A critical access control vulnerability in the Vatican’s official “Click to Pray” platform has exposed the personal data of more…

3 months ago

12 Fraudulent Browser Extensions Disguised as TikTok Downloaders Compromise 130K Users

LayerX security researchers have uncovered a massive, highly coordinated campaign involving at least 12 malicious browser extensions on the Google…

7 months ago

New ZAP PTK Add-On Converts Browser Security Findings Into Native ZAP Alerts

The OWASP Zed Attack Proxy (ZAP) just received a massive upgrade for testing modern web applications. The release of the…

7 months ago

Malicious Browser Add‑on Targets imToken Users’ Private Keys

Socket’s Threat Research Team has uncovered a highly deceptive Google Chrome extension designed to steal private keys and seed phrases…

8 months ago

Perplexity’s Comet Browser Breached Through Calendar Invite Attack

Security researchers at Zenity Labs disclosed a critical flaw in Perplexity’s Comet “agentic” browser that allowed attackers to steal local…

8 months ago

Threat Actors Abuse Browser Extensions to Deliver Fake Warning Messages

Threat intelligence researchers at Huntress have uncovered a sophisticated browser extension campaign orchestrated by the KongTuke threat actor group, featuring…

10 months ago

HashJack: A Novel Exploit Leveraging URL Fragments To Deceive AI Browsers

Security researchers at Cato CTRL have uncovered HashJack. This innovative indirect prompt-injection attack hides harmful commands in the fragment portion…

11 months ago

Mozilla Enforces Transparency Rules for Data Collection in New Firefox Extensions

Mozilla has announced a significant transparency initiative for its Firefox browser ecosystem, implementing mandatory data disclosure requirements for extension developers.…

1 year ago

Chromium-Based Browsers in Windows Domains Vulnerable to Arbitrary Extension Loads

A new study has uncovered a method for silently installing custom extensions on Chromium-based browsers running in Windows domain environments.…

1 year ago