CVE-2026-11126
MediumCVSS 4.3Summary
Inappropriate implementation in DevTools in Google Chrome prior to version 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension.
Risk Assessment
Organizations may be exposed to the leakage of sensitive data if users install malicious extensions, potentially leading to serious privacy and security breaches.
Recommendation
It is recommended to update Google Chrome to the latest version and educate users about the risks associated with installing extensions from unknown sources.
Original NVD description (English source)
Inappropriate implementation in DevTools in Google Chrome prior to 149.0.7827.53 allowed an attacker who convinced a user to install a malicious extension to leak cross-origin data via a crafted Chrome Extension. (Chromium security severity: Medium)