HIGH SeverityCVSS 4.07.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N

CVE-2026-28557

Last updated Feb 28, 2026 · Published Feb 28, 2026

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

1 listed

gVectors Team:wpForo Forum

Mappings

CWE

CWE-862

CAPEC

None listed.