CVE-2025-25306

Misskey's Incomplete Patch of CVE-2024-52591 Leads to Forgery of Federated Notes

Published Mar 10, 2025 CVSS 3.1 · 9.3 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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

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

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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Mar 12, 2025, 7:49 PM
Reserved
Feb 6, 2025, 5:13 PM
Status
Analyzed
Published
Mar 10, 2025, 7:15 PM
Modified
Jun 17, 2026, 9:00 AM