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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-28557

wpForo Forum < 2.4.16 Privilege Escalation via Role Synchronization Handler

Description

wpForo Forum 2.4.14 contains a missing capability check vulnerability that allows authenticated users to trigger bulk wpForo usergroup reassignment via the wpforo_synch_roles AJAX handler. Attackers access the usergroups admin page, accessible to any authenticated user, to obtain a nonce, then remap all wpForo usergroups to arbitrary WordPress roles.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

gVectors Team wpForo Forum

Default version status: unaffected

  • 2.4 to < 2.4.16affected
  • 2.4.16unaffected

References