What is CVE-2026-13281?

CVE-2026-13281 is a high-severity vulnerability in Apple macOS, classified under CWE-472. CVSS score: 8.3/10. Published 2026-06-25.

How severe is CVE-2026-13281?

High severity. CVSS v3 base score is 8.3 out of 10.

Vulnerability in Apple macOS

CVE-2026-13281

Integer overflow in Mojo in Google Chrome prior to 149.0.7827.201 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a malicious file. (Chromium security severity: High)

Published 2026-06-25 · last modified 2026-06-27.

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (16.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 16th percentile — 16.1% 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-472

References

chromereleases.googleblog.com/2026/06/stable-channel-update-for-desktop_0124593… (Vendor Advisory)
issues.chromium.org/issues/513138301 (Permissions Required)

Frequently asked questions

What is CVE-2026-13281?: CVE-2026-13281 is a high-severity vulnerability in Apple macOS, classified under CWE-472. CVSS score: 8.3/10. Published 2026-06-25.
How severe is CVE-2026-13281?: High severity. CVSS v3 base score is 8.3 out of 10.