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.
History

Tue, 16 Dec 2025 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Misskey
Misskey misskey
Vendors & Products Misskey
Misskey misskey

Tue, 16 Dec 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 15 Dec 2025 23:30:00 +0000

Type Values Removed Values Added
Description 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.
Title misskey.js's export data contains private post data
Weaknesses CWE-862
References
Metrics cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2025-12-15T23:09:57.681Z

Updated: 2025-12-16T15:09:28.546Z

Reserved: 2025-11-28T23:33:56.364Z

Link: CVE-2025-66402

cve-icon Vulnrichment

Updated: 2025-12-16T14:37:38.179Z

cve-icon NVD

Status : Undergoing Analysis

Published: 2025-12-16T00:16:02.207

Modified: 2025-12-16T16:16:01.347

Link: CVE-2025-66402

cve-icon Redhat

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