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cve recordhigh

CVE-2026-53950

Published
CVSS7.5
Severityhigh
WeaknessCWE-79
ExploitedNot in CISA KEV

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

Description

@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.

References

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