CVE-2026-53950
@tryghost/activitypub: XSS in Ghost's ActivityPub client
@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.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
TryGhost · GhostWant to know if your infrastructure is exposed to this?
Talk to TrueHacking →