DEBIAN-CVE-2026-126865: Use After Free
Published Nov 11, 2026
·Updated
Use after free in DOM 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: 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
What does an attacker need to exploit this issue?
The attacker needs to cause Chromium to process a crafted HTML page. The issue can be exploited remotely and results in arbitrary code execution inside the browser sandbox.
2
Is exploitation limited to code outside the browser sandbox?
Yes. The reported impact is arbitrary code execution inside the sandbox; the provided information does not indicate a sandbox escape or host-level code execution.
3
Which Chromium versions are affected?
Google Chrome versions prior to 157.0.8103.78 are affected. The provided data identifies the Debian software package as debian/chromium but does not provide the corresponding Debian package version.