What is CVE-2026-13036?

CVE-2026-13036 is a high-severity vulnerability in Apple Macos, classified under Use After Free. CVSS score: 8.8/10. Published 2026-06-24.

How severe is CVE-2026-13036?

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

Is CVE-2026-13036 known to be exploited?

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

Use After Free in Apple Macos

CVE-2026-13036

Use after free in Blink in Google Chrome prior to 149.0.7827.197 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Vulnerability class: Use-After-Free

EPSS: 0.003 (21.6th 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-416 — Use After Free

Public proof-of-concept exploits

huseyinstif/CVE-2026-13036-PoC

References

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

Frequently asked questions

What is CVE-2026-13036?: CVE-2026-13036 is a high-severity vulnerability in Apple Macos, classified under Use After Free. CVSS score: 8.8/10. Published 2026-06-24.
How severe is CVE-2026-13036?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2026-13036 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.