@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.
Advisories
| Source | ID | Title |
|---|---|---|
Github GHSA |
GHSA-xpp7-93x6-v29m | XSS in Ghost's ActivityPub client |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Thu, 25 Jun 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Ghost
Ghost ghost |
|
| Vendors & Products |
Ghost
Ghost ghost |
Wed, 24 Jun 2026 19:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Wed, 24 Jun 2026 18:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | @tryghost/activitypub: XSS in Ghost's ActivityPub client | |
| Weaknesses | CWE-79 | |
| References |
| |
| Metrics |
cvssV3_1
|
Projects
Sign in to view the affected projects.
Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-06-24T18:49:55.010Z
Reserved: 2026-06-11T15:50:01.281Z
Link: CVE-2026-53950
Updated: 2026-06-24T18:49:52.457Z
No data.
No data.
OpenCVE Enrichment
Updated: 2026-06-25T13:15:03Z
Weaknesses
Github GHSA