What is CVE-2026-19139?

CVE-2026-19139 is a high-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.4/10. Published 2026-08-06.

How severe is CVE-2026-19139?

High severity. CVSS v3 base score is 7.4 out of 10.

Vulnerability in Google Chrome

CVE-2026-19139

Race in CredentialProvider in Google Chrome on Windows prior to 151.0.7922.109 allowed a local attacker to perform OS-level privilege escalation via a malicious file. (Chromium security severity: High)

Vulnerability class: Race Condition

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Chrome — versions 151.0.7922.109
Microsoft Windows

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

chrome-cve-admin@google.com (Release Notes, Vendor Advisory)
chrome-cve-admin@google.com (Permissions Required)

Frequently asked questions

What is CVE-2026-19139?: CVE-2026-19139 is a high-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.4/10. Published 2026-08-06.
How severe is CVE-2026-19139?: High severity. CVSS v3 base score is 7.4 out of 10.