What is CVE-2026-10946?

CVE-2026-10946 is a high-severity vulnerability in Apple Macos, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-06-04.

How severe is CVE-2026-10946?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Apple Macos

CVE-2026-10946

Heap buffer overflow in Media in Google Chrome prior to 149.0.7827.53 allowed a remote attacker who convinced a user to engage in specific UI gestures to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security s…

Vulnerability class: Buffer Overflow

EPSS: 0.004 (29.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

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

Frequently asked questions

What is CVE-2026-10946?: CVE-2026-10946 is a high-severity vulnerability in Apple Macos, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-06-04.
How severe is CVE-2026-10946?: High severity. CVSS v3 base score is 7.5 out of 10.