PatchSiren cyber security CVE debrief
CVE-2026-4058 wedevs CVE debrief
The User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the user_subscription_cancel() function in all versions up to, and including, 4.3.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to cancel any user's subscription pack, including administrators.
- Vendor
- wedevs
- Product
- User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration
- CVSS
- MEDIUM 4.3
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-09
- Original CVE updated
- 2026-06-09
- Advisory published
- 2026-06-09
- Advisory updated
- 2026-06-09
Who should care
Users of the User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration plugin for WordPress, particularly those with Subscriber-level access and above.
Technical summary
The vulnerability has a CVSS score of 4.3 and a severity of MEDIUM. The CVSS vector is CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N. The weakness is classified as CWE-862.
Defensive priority
MEDIUM
Recommended defensive actions
- Update the User Frontend: AI Powered Frontend Posting, User Directory, Profile, Membership & User Registration plugin to a version that includes a capability check on the user_subscription_cancel() function.
- Restrict access to the user_subscription_cancel() function to prevent unauthorized modification of data.
Evidence notes
The vulnerability was reported by [email protected] and can be found in the CVE record on CVE.org and the NVD detail page.
Official resources
CVE-2026-4058 was published on 2026-06-09T10:16:44.557Z and modified on 2026-06-09T13:33:34.393Z.