DEBIAN-CVE-2026-121170: Debian/chromium vulnerability
Published Nov 3, 2026
·Updated
Improper resource control in WebCodecs in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (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
Who is exposed to this issue?
Users of Debian's chromium package are exposed when using a version of Google Chrome prior to 157.0.8103.38. Exploitation is remote and can be triggered by a crafted HTML page.
2
What does an attacker need to exploit it?
The attacker needs to cause the target to process a crafted HTML page. The available information does not state that authentication, local access, or other prerequisites are required.
3
What is the security impact?
A successful exploit can bypass the web origin policy. Chromium rates the issue as Medium severity.