CVE-2026-12583 | Newsletters Plugin up to 4.14 on WordPress Form deserialization

July 14, 2026 Yanac

A vulnerability was found in Newsletters Plugin up to 4.14 on WordPress. It has been classified as critical. Affected by this vulnerability is an unknown functionality of the component Form Handler. The manipulation leads to deserialization.

This vulnerability is uniquely identified as CVE-2026-12583. The attack is possible to be carried out remotely. No exploit exists.VulDB Recent EntriesRead More