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.
References (2)
Core 2
Core References
Exploit, Vendor Advisory x_refsource_confirm
https://github.com/misskey-dev/misskey/security/advisories/GHSA-496g-mmpw-j9x3
Scores
CVSS v3
6.5
EPSS
0.0005
EPSS Percentile
14.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-862
Status
published
Products (3)
misskey/misskey
13.0.0 (36 CPE variants)
misskey/misskey
13.1.0 - 2025.12.0
npm/misskey-js
13.0.0-beta.16 - 2025.12.0npm
Published
Dec 16, 2025
Tracked Since
Feb 18, 2026