Buffer overflow in Google Chromium - CVE-2026-113171
Published: October 21, 2026
Vulnerability identifier: #VU156453
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-2026-113171
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to corrupt process memory, potentially causing a denial of service or arbitrary code execution.
The vulnerability exists due to memory corruption in the Prompts component of Google Chrome when handling input. A remote attacker can supply specially crafted input to trigger memory corruption and potentially crash the affected process 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-2026-113171
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