DEBIAN-CVE-2026-126895: Use After Free
Published Nov 11, 2026
·Updated
Use after free in CSS 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
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What does an attacker need to exploit this issue?
The attacker needs to cause Chromium to process a crafted HTML page. The reported impact is arbitrary code execution inside the browser sandbox.
2
Which systems are exposed?
Systems using the Debian Chromium package are in scope based on the affected software listing. The data does not identify a configuration prerequisite, so exposure should be assessed wherever users may open attacker-controlled or untrusted web content.
3
How can I determine whether my Chromium installation is affected?
Check the installed Chromium version against 157.0.8103.78. The issue affects versions prior to that version.