Buffer overflow in Google Chromium - CVE-2026-113026

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Main Vulnerability Database Vulnerabilities #VU156387

Buffer overflow in Google Chromium - CVE-2026-113026

Published: October 21, 2026


Vulnerability identifier: #VU156387
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-2026-113026
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 Google Chrome PDF component when processing PDF content. A remote attacker can induce a victim to open specially crafted PDF content to potentially crash the browser or execute arbitrary code.


Affected software

Google Chromium
Google Chrome
Debian Linux
Fedora
chromium
chromium (Debian package)

How to mitigate CVE-2026-113026

Install security update from vendor's website.

Google Chromium - update to 156.0.8078.47
Google Chrome - update to 156.0.8078.47
chromium - addressed in versions 156.0.8078.47-1.el9, 156.0.8078.47-1.el10_2, 156.0.8078.47-1.el10_3, 156.0.8078.47-1.el10_4, 156.0.8078.47-1.fc43, 156.0.8078.47-1.fc44, 156.0.8078.47-1.fc45
chromium (Debian package) - update to 156.0.8078.47-1~deb13u1

External References

Related Security Bulletins