medium4.3
CVE-2026-28555
wpForo Forum 2.4.14 contains a missing authorization vulnerability that allows authenticated subscribers to close or reopen any forum topic via the wpforo_clos…
Impact
wpForo Forum 2.4.14 contains a missing authorization vulnerability that allows authenticated subscribers to close or reopen any forum topic via the wpforo_close_ajax handler. Attackers submit a valid nonce with an arbitrary topic ID to bypass the moderator permission requirement and disrupt forum discussions.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Gvectors | Wpforo Forum | from 2.4.0 before 2.4.16 |