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OpenAdvisories
Low · 2.7 CVE-2026-97190 EUVD-2026-118956GHSA-rxjg-4wwx-r4pf

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

Published Nov 7, 2026 · Updated Nov 7, 2026 · Assigned by WPScan

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.

Affected products

VendorProductAffectedFixed
— Advanced Custom Fields (ACF®) 6.2.0 – < 6.8.11 6.8.11

References