What is CVE-2026-5272?

CVE-2026-5272 is a high-severity vulnerability in Apple Macos, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-04-01.

How severe is CVE-2026-5272?

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

Buffer overflow in Apple Macos

CVE-2026-5272

Heap buffer overflow in GPU in Google Chrome prior to 146.0.7680.178 allowed a remote attacker to execute arbitrary code via a crafted HTML page. (Chromium security severity: High)

Vulnerability class: Buffer Overflow

EPSS: 0.001 (23.5th 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

Apple Macos
Google Chrome — versions 146.0.7680.178
Linux Linux_kernel
Microsoft Windows

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

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

Frequently asked questions

What is CVE-2026-5272?: CVE-2026-5272 is a high-severity vulnerability in Apple Macos, classified under Heap-based Buffer Overflow. CVSS score: 8.8/10. Published 2026-04-01.
How severe is CVE-2026-5272?: High severity. CVSS v3 base score is 8.8 out of 10.