CVE-2026-97190

Advanced Custom Fields 6.2.0 - 6.8.10 - Contributor+ Relationship Field Update on Arbitrary Objects via IDOR

Published Nov 7, 2026 CVSS 3.1 · 2.7 Low EPSS < 1% KEV · Not listed
Description
The Advanced Custom Fields (ACF®) WordPress plugin before 6.8.11 does not verify that a user is allowed to edit the target object before writing to it during bidirectional relationship synchronization, allowing users with contributor-level access and above to add or remove a reference to their own object on arbitrary posts, users, or terms they cannot otherwise edit.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions advanced Custom Fields
Vendors & Products Wordpress-extensions
Wordpress-extensions advanced Custom Fields
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Weaknesses CWE-284
Type Values Removed Values Added
Metrics cvssV3_1

{'score': 2.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N'}

Type Values Removed Values Added
Weaknesses CWE-284
CWE-639
Type Values Removed Values Added
Description The Advanced Custom Fields (ACF®) WordPress plugin before 6.8.11 does not verify that a user is allowed to edit the target object before writing to it during bidirectional relationship synchronization, allowing users with contributor-level access and above to add or remove a reference to their own object on arbitrary posts, users, or terms they cannot otherwise edit.
Title Advanced Custom Fields 6.2.0 - 6.8.10 - Contributor+ Relationship Field Update on Arbitrary Objects via IDOR
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Nov 7, 2026, 6:16 PM
Reserved
Sep 24, 2026, 8:42 AM
Status
Deferred
Published
Nov 7, 2026, 6:16 AM
Modified
Nov 10, 2026, 4:28 PM