What is CVE-2025-0443?

CVE-2025-0443 is a high-severity vulnerability in Google Chrome, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2025-01-15.

How severe is CVE-2025-0443?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2025-0443 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Google Chrome

CVE-2025-0443

Insufficient data validation in Extensions in Google Chrome prior to 132.0.6834.83 allowed a remote attacker who convinced a user to engage in specific UI gestures to perform privilege escalation via a crafted HTML page. (Chromium security…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.004 (35.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Google Chrome — versions 132.0.6834.83

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

chrome-cve-admin@google.com (Release Notes)
chrome-cve-admin@google.com (Exploit, Issue Tracking)

Frequently asked questions

What is CVE-2025-0443?: CVE-2025-0443 is a high-severity vulnerability in Google Chrome, classified under Cross-site Scripting. CVSS score: 8.8/10. Published 2025-01-15.
How severe is CVE-2025-0443?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-0443 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.