Buffer overflow in Google Chromium - CVE-2026-113139
Published: October 21, 2026
Vulnerability identifier: #VU156479
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-113139
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service and potentially execute arbitrary code.
The vulnerability exists due to memory corruption in the Autofill component of Google Chrome when processing autofill-related input. A remote attacker can induce processing of specially crafted input to potentially crash the browser or execute arbitrary code.
Affected software
Google Chromium
Google Chrome
Debian Linux
chromium (Debian package)
Google Chrome
Debian Linux
chromium (Debian package)
How to mitigate CVE-2026-113139
Install security update from vendor's website.
Google Chromium - update to 156.0.8078.47
Google Chrome - update to 156.0.8078.47
chromium (Debian package) - update to 156.0.8078.47-1~deb13u1
Google Chrome - update to 156.0.8078.47
chromium (Debian package) - update to 156.0.8078.47-1~deb13u1