Input validation error in Google Chromium - CVE-2026-113020

Vulnerability identifier: #VU156331

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-2026-113020

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to insufficient validation of user-supplied input in Date in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it and execute arbitrary code on the system.

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

Install 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
Chrome OS - update to 156.0.8078.42
chromium (Debian package) - update to 156.0.8078.47-1~deb13u1

• https://chromereleases.googleblog.com/2026/10/stable-channel-update-for-desktop_02018666648.html
• https://issues.chromium.org/issues/565838017

• Multiple vulnerabilities in Google Chrome
• Debian update for chromium
• Fedora 44 update for chromium
• Fedora EPEL 10.2 update for chromium
• Fedora 43 update for chromium
• Fedora EPEL 10.4 update for chromium
• Fedora EPEL 9 update for chromium
• Fedora EPEL 10.3 update for chromium
• Fedora 45 update for chromium
• Multiple vulnerabilities in ChromeOS