PT-2026-66183 · Google · Google Chrome

CVE-2026-17864 · Published 2026-07-30 · Updated 2026-07-30

NVD

CVSS v3.1

7.8

High

Base vector

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

Inappropriate implementation in Updater in Google Chrome on Mac prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: Medium)

Fix

Improper Privilege Management

Weakness Enumeration

CWE-269

Related Identifiers

CVE-2026-17864

Affected Products

Google Chrome

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2026-17864 · Security Note
• https://chromereleases.googleblog.com/2026/07/stable-channel-update-for-desktop_0887107924.html · Note
• https://issues.chromium.org/issues/520494861 · Note