UpHeron
All vulnerabilities

Servers and applications

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.)

Severity
Critical 9.8
Published
3 Feb 2022
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
3.3.2, 3.4.6
Sources
NVD

Affected software

SoftwareAffected versions
MastodonServers and applications · cpe:a:joinmastodon:mastodon
  • Every version before 3.3.2
  • From 3.4.0 before 3.4.6

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2022-24307
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2022-24307