What is CVE-2026-5283?

CVE-2026-5283 is a medium-severity vulnerability in Apple macOS, classified under Improper Authorization. CVSS score: 6.5/10. Published 2026-04-01.

How severe is CVE-2026-5283?

Medium severity. CVSS v3 base score is 6.5 out of 10.

CSRF in Apple macOS

CVE-2026-5283

Inappropriate implementation in ANGLE in Google Chrome prior to 146.0.7680.178 allowed a remote attacker to leak cross-origin data via a crafted HTML page. (Chromium security severity: High)

Published 2026-04-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (11.1th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 11th percentile — 11.1% 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: 0.002 · change: -0.000

Affected products

Weakness classification (CWE)

References

chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_31.html (Vendor Advisory)
issues.chromium.org/issues/492131521 (Permissions Required, Issue Tracking)

Frequently asked questions

What is CVE-2026-5283?: CVE-2026-5283 is a medium-severity vulnerability in Apple macOS, classified under Improper Authorization. CVSS score: 6.5/10. Published 2026-04-01.
How severe is CVE-2026-5283?: Medium severity. CVSS v3 base score is 6.5 out of 10.