wpForo Subscribers can delete other users' AI chat histories
wpForo Forum before 3.1.2 deletes AI chat messages without verifying that the selected conversation belongs to the authenticated requester. A Subscriber-level user can supply another user's conversation identifier and permanently delete that conversation's stored AI chat history. The published.
- Component
- wpForo Forum
- Plugin slug
wpforo-forum- Affected
- < 3.1.2
- Safe version
3.1.2- Published
- Jul 31, 2026
This CVE was published Jul 31, 2026 and is one of 10 known issues for this plugin.
Update, patch or deactivate.
Update wpForo Forum to 3.1.2 or later. Review authenticated AI-chat deletion activity for conversation identifiers outside the requester's account, restore affected histories from a trusted backup where practical, and notify users whose stored conversations were altered.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The wpForo Forum WordPress plugin before 3.1.2 does not verify that an AI chat conversation belongs to the requesting user before deleting its messages, allowing users with a subscriber-level account to permanently delete the stored AI chat message history of any other user.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L