DEBIAN-CVE-2026-126863: Use After Free
Published Nov 11, 2026
·Updated
Use after free in HTML in Google Chrome prior to 157.0.8103.78 allowed a remote attacker to potentially execute arbitrary code inside the sandbox via a crafted HTML page. (Chromium security severity: High)
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 when using a version corresponding to Google Chrome versions earlier than 157.0.8103.78. The issue is triggered through HTML content rendered by the browser.
2
What does an attacker need to exploit it?
An attacker needs to induce the browser to process a crafted HTML page. The described impact is potential arbitrary code execution inside Chrome's sandbox.