CVE-2026-77203 | itthinx Groups – Memberships and Access Control Plugin up to 4.6.0 on WordPress Authorization Check groups_join post_ID privileges management

A vulnerability classified as critical has been found in itthinx Groups – Memberships and Access Control Plugin up to 4.6.0 on WordPress. Impacted is the function groups_join of the component Authorization Check. Performing a manipulation of the argument post_ID results in improper privilege management.

This vulnerability is known as CVE-2026-77203. Remote exploitation of the attack is possible. No exploit is available.VulDB Recent EntriesRead More