What is CVE-2026-97191?

CVE-2026-97191 is a low-severity vulnerability in Advanced Custom Fields (Acf®), classified under Improper Access Control. CVSS score: 2.7/10. Published 2026-11-07.

How severe is CVE-2026-97191?

Low severity. CVSS v3 base score is 2.7 out of 10.

Vulnerability in Advanced Custom Fields (Acf®)

CVE-2026-97191

The Advanced Custom Fields (ACF®) WordPress plugin before 6.8.11 does not re-apply its field-group location rules when persisting values submitted through the post editor save path, allowing users with contributor-level access and above to write custom fields the site restricted to administrators onto their own posts.

Published 2026-11-07 · last modified 2026-11-07.

CVSS v3 metric

CVSS v3 base score 2.7 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Advanced Custom Fields (Acf®)

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

wpscan.com/vulnerability/3eb847d4-6649-4f71-8dc7-e739a6317409/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-97191?: CVE-2026-97191 is a low-severity vulnerability in Advanced Custom Fields (Acf®), classified under Improper Access Control. CVSS score: 2.7/10. Published 2026-11-07.
How severe is CVE-2026-97191?: Low severity. CVSS v3 base score is 2.7 out of 10.