Back to Database
Status published
High
CVE-2024-32983
Misskey allows the impersonation and takeover of remote accounts with unnormalized signed activities
Vulnerability Description
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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2024-32983
Credits & Attribution
No credits recorded in the NVD database.
References
More from misskey-dev
View All →CVE-2025-66482
Misskey has a login rate limit bypass via spoofed X-Forwarded-For header
Medium
6.9
CVE-2025-66402
misskey.js's export data contains private post data
High
7.1
CVE-2025-46559
Misskey Directory Traversal Vulnerability in AiScript via `Mk:api`
Medium
5.4
CVE-2025-46553
@misskey-dev/summaly Redirect Filter Bypass
Low
2.1
CVE-2025-46340
Misskey CSS Style Injection Vulnerability In `MkUrlPreview`
High
7.2
Affected Vendor
misskey-dev
View all reports →Affected Software
misskey
Vulnerable Versions:
< 2024.5.0
Timeline
Official Publish:
June 3rd, 2024
Last Modified:
August 2nd, 2024
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N