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CVE-2026-28554

wpForo Forum 2.4.14 Missing Authorization via Post Approval AJAX Handler

Published: Feb 28, 2026Updated: Mar 5, 2026 Sources: CVE List NVDCWE-862
NVD MITRE
4.3CVSSMEDIUM
EPSS Score
0.3%
Top 81.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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 Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-862

Affected Products

wpforo forumgvectors
Mixed
Web & CMS Plugins / forum-wiki
wpForo ForumgVectors Team
Mixed
Web & CMS Plugins / wordpress-plugin
gvectorscommercialWeb & CMS Pluginsaka wpforo forum, wpdiscuz
gvectors teamcommercialWeb & CMS Pluginsaka wpdiscuz, wpforo

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

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

Timeline

Published
Feb 28, 2026
Last Updated
Mar 5, 2026

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