What is CVE-2026-17999?

CVE-2026-17999 is a medium-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.5/10. Published 2026-07-30.

How severe is CVE-2026-17999?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Google Chrome

CVE-2026-17999

Race in PictureInPicture in Google Chrome on Android prior to 151.0.7922.72 allowed a remote attacker to perform domain spoofing via a crafted HTML page. (Chromium security severity: Low)

Vulnerability class: Race Condition

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Google Chrome — versions 151.0.7922.72

Weakness classification (CWE)

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

References

chrome-cve-admin@google.com
chrome-cve-admin@google.com

Frequently asked questions

What is CVE-2026-17999?: CVE-2026-17999 is a medium-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 6.5/10. Published 2026-07-30.
How severe is CVE-2026-17999?: Medium severity. CVSS v3 base score is 6.5 out of 10.