CVE-2024-32983 — Misskey allows the impersonation and takeover of remote accounts with unnormalized signed activities
Misskey is an open source, decentralized microblogging platform. Misskey doesn't perform proper normalization on the JSON structures of incoming signed ActivityPub activity obje…
Published: 2024-06-03 · CVSS: 8.2 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7