CVE-2026-28556
Medium · 5.4CVSS
5.4
EPSS
0.3%
Published
Feb 28, 2026
CISA due date
—
The record
wpForo Forum 2.4.14 contains a missing authorization vulnerability that allows authenticated subscribers to move, merge, or split any forum topic via the topic_move, topic_merge, and topic_split form action handlers. Attackers with a valid form nonce can reorganize arbitrary forum content without moderator permissions, including relocating topics to private forums.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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