What is CVE-2025-8901?

CVE-2025-8901 is a high-severity vulnerability in Apple macOS, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2025-08-13.

How severe is CVE-2025-8901?

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

Is CVE-2025-8901 known to be exploited?

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

Buffer overflow in Apple macOS

CVE-2025-8901

Out of bounds write in ANGLE in Google Chrome prior to 139.0.7258.127 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)

Vulnerability class: Buffer Overflow

Published 2025-08-13 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.003 (22.0th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 22.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

chromereleases.googleblog.com/2025/08/stable-channel-update-for-desktop_12.html (Release Notes, Vendor Advisory)
issues.chromium.org/issues/435139154 (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2025-8901?: CVE-2025-8901 is a high-severity vulnerability in Apple macOS, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2025-08-13.
How severe is CVE-2025-8901?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-8901 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.