Mastodon Security Vulnerabilities - February 2022

CVE-2022-0432

Prototype Pollution in GitHub repository mastodon/mastodon prior to 3.5.0.

CVE-2022-24307

Mastodon before 3.3.2 and 3.4.x before 3.4.6 has incorrect access control because it does not compact incoming signed JSON-LD activities. (JSON-LD signing has been supported since version 1.6.0.)