Improper Access Control

misskey-js is vulnerable to improper access control. The vulnerability is due to insufficient authorization checks when exporting posts, which allows an attacker without permission to export posts and view favorites or clips they should not be able to access...

CVE-2025-66402

Misskey is an open source, federated social media platform. Starting in version 13.0.0-beta.16 and prior to version 2025.12.0, an actor who does not have permission to view favorites or clips can can export the posts and view the contents. Version 2025.12.0 fixes the issue...

CVE-2025-66402

Misskey is an open source, federated social media platform. Starting in version 13.0.0-beta.16 and prior to version 2025.12.0, an actor who does not have permission to view favorites or clips can can export the posts and view the contents. Version 2025.12.0 fixes the issue...