What is CVE-2026-20610?

CVE-2026-20610 is a high-severity vulnerability in Apple macOS, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2026-02-11.

How severe is CVE-2026-20610?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Apple macOS

CVE-2026-20610

This issue was addressed with improved handling of symlinks. This issue is fixed in macOS Tahoe 26.3. An app may be able to gain root privileges.

Published 2026-02-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (9.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 9.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Apple macOS — versions 0

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

support.apple.com/en-us/126348 (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2026-20610?: CVE-2026-20610 is a high-severity vulnerability in Apple macOS, classified under Improper Link Resolution Before File Access. CVSS score: 7.8/10. Published 2026-02-11.
How severe is CVE-2026-20610?: High severity. CVSS v3 base score is 7.8 out of 10.