PT-2026-44612 · Google · Google Chrome

Published 2026-05-27 · Updated 2026-05-30 · CVE-2026-9903

Positive Technologies (AI Summary)

CVSS v3.1

5.0

Medium

Base vector

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

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

Description Insufficient validation of untrusted input in Site Isolation allows a remote attacker who has compromised the renderer process to bypass site isolation using a crafted MHTML page. Site Isolation is a security feature that ensures pages from different sites are run in separate processes to prevent data leakage.

Recommendations Update to version 148.0.7778.216 or later.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2026-9903

OPENSUSE-SU-2026:10906-1

Affected Products

Google Chrome

References · 156

• https://nvd.nist.gov/vuln/detail/CVE-2026-9903 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2026:10906-1 · Vendor Advisory
• https://suse.com/security/cve/CVE-2026-10005 · Note
• https://suse.com/security/cve/CVE-2026-10019 · Note
• https://suse.com/security/cve/CVE-2026-9923 · Note
• https://suse.com/security/cve/CVE-2026-9895 · Note
• https://suse.com/security/cve/CVE-2026-10021 · Note
• https://suse.com/security/cve/CVE-2026-9876 · Note
• https://suse.com/security/cve/CVE-2026-9916 · Note
• https://suse.com/security/cve/CVE-2026-10011 · Note
• https://suse.com/security/cve/CVE-2026-9967 · Note
• https://suse.com/security/cve/CVE-2026-9963 · Note
• https://suse.com/security/cve/CVE-2026-9880 · Note
• https://suse.com/security/cve/CVE-2026-9998 · Note
• https://suse.com/security/cve/CVE-2026-9962 · Note