What is CVE-2026-14133?

CVE-2026-14133 is a medium-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.2/10. Published 2026-06-30.

How severe is CVE-2026-14133?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Vulnerability in Google Chrome

CVE-2026-14133

Race in History Embeddings in Google Chrome prior to 150.0.7871.47 allowed a remote attacker to perform UI spoofing via a crafted HTML page. (Chromium security severity: Low)

Vulnerability class: Race Condition

EPSS: 0.001 (4.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Google Chrome — versions 150.0.7871.47

Weakness classification (CWE)

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

References

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

Frequently asked questions

What is CVE-2026-14133?: CVE-2026-14133 is a medium-severity vulnerability in Google Chrome, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 4.2/10. Published 2026-06-30.
How severe is CVE-2026-14133?: Medium severity. CVSS v3 base score is 4.2 out of 10.