CVE-2026-0686 | pfefferle Webmention Plugin up to 5.6.2 on WordPress MF2::parse_authorpage server-side request forgery

A vulnerability, which was classified as critical, has been found in pfefferle Webmention Plugin up to 5.6.2 on WordPress. This issue affects the function MF2::parse_authorpage. Performing a manipulation results in server-side request forgery.

This vulnerability is identified as CVE-2026-0686. The attack can be initiated remotely. There is not any exploit available.