CVE-2026-13604

CVE-2026-13604 affects the Pixelavo WordPress plugin (pre-1.5.4). The vulnerability is an unauthenticated AJAX action, gated only by a nonce emitted on every front-end page, that forwards client-supplied event data to the Facebook Conversions API using the administrator’s stored access token. Thi...

CVE-2026-13604

The Pixelavo WordPress plugin before 1.5.4 registers an unauthenticated AJAX action, gated only by a nonce that it emits publicly on every front-end page, that forwards client-supplied event data to the configured Facebook Conversions API using the administrator's stored access token. This allows...