[CVE-2026-53950] @tryghost/activitypub is Ghost’s social/federation client app. Prior to 3.1.0, the ActivityPub clien…

Descripción técnica

@tryghost/activitypub is Ghost’s social/federation client app. Prior to 3.1.0, the ActivityPub client in Ghost was vulnerable to JavaScript injection on posts shared by a maliciously customised ActivityPub server. This vulnerability is fixed in 3.1.0.

Puntuación CVSS

Score: 7.5/10 — Severidad: HIGH — Estado NIST: Deferred

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Debilidades (CWE)

CWE-79

Fuente oficial

Publicado en NIST NVD.