DEBIAN-CVE-2026-126911: Use After Free
Published Nov 11, 2026
·Updated
Use after free in Accessibility in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: Critical)
Affected Software
3 affected components
debian/chromium*
debian/chromium*
debian/chromium*
Event History
Nov 11, 2026
CVE Published
via OSV·11:17 PM
Data Sourced
via OSV·11:17 PM
DescriptionAffected Software
Frequently Asked Questions
1
Who is exposed to this issue?
Users of Debian's chromium package are exposed if they use a version earlier than 157.0.8103.78 and browse attacker-controlled content.
2
What does exploitation require?
A remote attacker needs to get the target to load a crafted HTML page. Successful exploitation can execute arbitrary code inside the browser sandbox.
3
How can I determine whether a system is affected?
Check the installed Chromium version. Versions earlier than 157.0.8103.78 are affected according to the advisory.