What is CVE-2025-10891?

CVE-2025-10891 is a high-severity vulnerability in Apple macOS, classified under CWE-472. CVSS score: 8.8/10. Published 2025-09-24.

How severe is CVE-2025-10891?

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

Is CVE-2025-10891 known to be exploited?

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

Vulnerability in Apple macOS

CVE-2025-10891

Integer overflow in V8 in Google Chrome prior to 140.0.7339.207 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

EPSS: 0.066 (93.1th 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

Weakness classification (CWE)

CWE-472

Public proof-of-concept exploits

References

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

Frequently asked questions

What is CVE-2025-10891?: CVE-2025-10891 is a high-severity vulnerability in Apple macOS, classified under CWE-472. CVSS score: 8.8/10. Published 2025-09-24.
How severe is CVE-2025-10891?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-10891 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.