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.
References (3)
Core 3
Core References
Product product
https://wordpress.org/plugins/wpforo/
Product patch
https://wordpress.org/plugins/wpforo/#developers
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/wpforo-forum-privilege-escalation-via-role-synchronization-handler
Scores
CVSS v3
6.5
EPSS
0.0027
EPSS Percentile
18.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-862
Status
published
Products (3)
gvectors/wpforo_forum
2.4.0 - 2.4.16
gVectors Team/wpForo Forum
2.4 - 2.4.16
gVectors Team/wpForo Forum
2.4.16
Published
Feb 28, 2026
Tracked Since
Mar 01, 2026