Misskey is an open source, decentralized microblogging platform. Misskey doesn't perform proper normalization on the JSON structures of incoming signed ActivityPub activity objects before processing them, allowing threat actors to spoof the contents of signed activities and impersonate the authors of the original activities. This vulnerability is fixed in 2024.5.0.
History

Tue, 25 Nov 2025 20:45:00 +0000

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

Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00125}

epss

{'score': 0.00126}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2024-06-03T15:16:26.186Z

Updated: 2024-08-02T02:27:53.540Z

Reserved: 2024-04-22T15:14:59.167Z

Link: CVE-2024-32983

cve-icon Vulnrichment

Updated: 2024-08-02T02:27:53.540Z

cve-icon NVD

Status : Analyzed

Published: 2024-06-03T16:15:08.567

Modified: 2025-11-25T20:37:04.547

Link: CVE-2024-32983

cve-icon Redhat

No data.