PT-2026-44600 · Google · Google Chrome

Published 2026-05-27 · Updated 2026-06-04 · CVE-2026-9891

Positive Technologies (AI Summary)

CVSS v3.1

9.0

Critical

Base vector

AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 148.0.7778.216

Description A use after free issue exists in Extensions. This allows a remote attacker who has already compromised the renderer process to potentially perform a sandbox escape by using a crafted Chrome Extension. Use after free is a memory corruption flaw that occurs when an application continues to use a pointer after it has been freed.

Recommendations Update to version 148.0.7778.216 or later.

Fix

DoS

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2026-9891

OPENSUSE-SU-2026:10906-1

Affected Products

Google Chrome

References · 161

• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-9891 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2026-9891 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10906-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-9891 · Vendor Advisory
• https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-9891 · Security Note
• https://suse.com/security/cve/CVE-2026-9880 · Note
• https://suse.com/security/cve/CVE-2026-9933 · Note
• https://suse.com/security/cve/CVE-2026-9961 · Note
• https://suse.com/security/cve/CVE-2026-9969 · Note
• https://suse.com/security/cve/CVE-2026-9937 · Note
• https://suse.com/security/cve/CVE-2026-9898 · Note
• https://suse.com/security/cve/CVE-2026-9978 · Note
• https://suse.com/security/cve/CVE-2026-9992 · Note
• https://suse.com/security/cve/CVE-2026-9986 · Note