DEBIAN-CVE-2026-121031: Debian/chromium vulnerability
Published Nov 3, 2026
·Updated
Missing authorization in PDF in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy into a privileged page via a crafted Chrome extension. (Chromium security severity: Medium)
Affected Software
3 affected components
debian/chromium*
debian/chromium*
debian/chromium*
Event History
Nov 3, 2026
CVE Published
via OSV·09:17 PM
Data Sourced
via OSV·09:17 PM
DescriptionAffected Software
Frequently Asked Questions
1
What does an attacker need to exploit this issue?
The attacker needs a crafted Chrome extension. The issue can then be used remotely to bypass the web origin policy into a privileged page.
2
Which Chromium versions are affected?
The issue affects Google Chrome versions prior to 157.0.8103.38. The provided data identifies the affected Debian software as debian/chromium.