Privilege escalation in Google Chrome
CVE-2026-17877
Inappropriate implementation in Chromoting in Google Chrome on Linux prior to 151.0.7922.72 allowed a local attacker to perform OS-level privilege escalation via malicious network traffic. (Chromium security severity: Medium)
Vulnerability class: Privilege Escalation
EPSS: 0.001 (1.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.4 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Google Chrome — versions 151.0.7922.72
- Linux Linux_kernel
Weakness classification (CWE)
References
- chrome-cve-admin@google.com (Release Notes, Vendor Advisory)
- chrome-cve-admin@google.com (Permissions Required)
Frequently asked questions
- What is CVE-2026-17877?
- CVE-2026-17877 is a high-severity vulnerability in Google Chrome, classified under Improper Privilege Management. CVSS score: 8.4/10. Published 2026-07-30.
- How severe is CVE-2026-17877?
- High severity. CVSS v3 base score is 8.4 out of 10.