CVE-2026-4330 | pr-gateway Blog2Social Plugin up to 8.8.3 on WordPress AJAX b2s_id authorization

A vulnerability has been found in pr-gateway Blog2Social Plugin up to 8.8.3 on WordPress and classified as critical. Affected by this vulnerability is an unknown functionality of the component AJAX Handler. Performing a manipulation of the argument b2s_id results in authorization bypass.

This vulnerability is reported as CVE-2026-4330. The attack is possible to be carried out remotely. No exploit exists.

The affected component should be upgraded.