PT-2026-41087 · Google · Google Chrome

Matej Smycka · CVE-2026-8558 · Published 2026-05-12 · Updated 2026-05-16

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Google Chrome versions prior to 148.0.7778.168

Description An out-of-bounds write issue exists in the Fonts component, which occurs when the font rendering engine mishandles memory operations by writing data past an allocated memory buffer. This flaw allows a remote attacker to execute arbitrary code within the browser's sandbox by enticing a user to visit a specially crafted HTML page.

Recommendations Update Google Chrome to version 148.0.7778.168 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-8558

ECHO-4C57-D2D3-4FDF

OPENSUSE-SU-2026:10786-1

Affected Products

Google Chrome

References · 89

• https://osv.dev/vulnerability/DEBIAN-CVE-2026-8558 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2026:10786-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-8558 · Vendor Advisory
• https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_12.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-8558 · Security Note
• https://suse.com/security/cve/CVE-2026-8575 · Note
• https://issues.chromium.org/issues/503425922 · Note
• https://suse.com/security/cve/CVE-2026-8542 · Note
• https://suse.com/security/cve/CVE-2026-8532 · Note
• https://suse.com/security/cve/CVE-2026-8561 · Note
• https://suse.com/security/cve/CVE-2026-8513 · Note
• https://suse.com/security/cve/CVE-2026-8541 · Note
• https://suse.com/security/cve/CVE-2026-8579 · Note
• https://suse.com/security/cve/CVE-2026-8531 · Note
• https://suse.com/security/cve/CVE-2026-8522 · Note