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CVE PROGRAM SOURCE RECORD9.3 Critical

CVE-2025-25306

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

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

misskey-dev misskey

  • < 2025.2.1affected

References