CVE-2026-28554

wpForo Forum 2.4.14 Missing Authorization via Post Approval AJAX Handler

CVSS 5.3 MEDIUMEPSS 0.3%CWE-862

wpForo Forum 2.4.14 contains a missing authorization vulnerability that allows authenticated subscribers to approve or unapprove any forum post via the wpforo_approve_ajax AJAX handler. Attackers exploit the nonce-only check by submitting a valid nonce with an arbitrary post ID to bypass moderation controls entirely.

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

Affected products

gVectors Team · wpForo Forum

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References

https://wordpress.org/plugins/wpforo/https://wordpress.org/plugins/wpforo/#developers https://www.vulncheck.com/advisories/wpforo-forum-missing-authorization-via-post-approval-ajax-handler