Description
Misskey is an open source, federated social media platform. The patch for CVE-2024-52591 did not sufficiently validate the relation between the `id` and `url` fields of ActivityPub objects. An attacker can forge an object where they claim authority in the `url` field even if the specific ActivityPub object type require authority in the `id` field. Version 2025.2.1 addresses the issue.
Published: 2025-03-10
Score: 9.3 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
EUVD EUVD EUVD-2025-7668 Misskey is an open source, federated social media platform. The patch for CVE-2024-52591 did not sufficiently validate the relation between the `id` and `url` fields of ActivityPub objects. An attacker can forge an object where they claim authority in the `url` field even if the specific ActivityPub object type require authority in the `id` field. Version 2025.2.1 addresses the issue.
History

Wed, 26 Nov 2025 16:30:00 +0000

Type Values Removed Values Added
First Time appeared Misskey
Misskey misskey
CPEs cpe:2.3:a:misskey:misskey:*:*:*:*:*:*:*:*
Vendors & Products Misskey
Misskey misskey

Thu, 13 Mar 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 10 Mar 2025 18:30:00 +0000

Type Values Removed Values Added
Description Misskey is an open source, federated social media platform. The patch for CVE-2024-52591 did not sufficiently validate the relation between the `id` and `url` fields of ActivityPub objects. An attacker can forge an object where they claim authority in the `url` field even if the specific ActivityPub object type require authority in the `id` field. Version 2025.2.1 addresses the issue.
Title Misskey's Incomplete Patch of CVE-2024-52591 Leads to Forgery of Federated Notes
Weaknesses CWE-1025
CWE-346
CWE-441
References
Metrics cvssV3_1

{'score': 9.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2025-03-12T19:49:47.787Z

Reserved: 2025-02-06T17:13:33.124Z

Link: CVE-2025-25306

cve-icon Vulnrichment

Updated: 2025-03-10T19:11:35.322Z

cve-icon NVD

Status : Analyzed

Published: 2025-03-10T19:15:40.230

Modified: 2025-11-26T16:24:21.260

Link: CVE-2025-25306

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses