Vulnerability Description
PeerTube is an ActivityPub-federated video streaming platform. Prior to 8.1.6, ActorFollowModel.updateScore() interpolates the attacker-controlled ActivityPub actor inboxUrl into an SQL query, allowing an unauthenticated remote server to read and write PeerTube database tables, including oAuthToken.accessToken, and take over administrator accounts. This issue is fixed in version 8.1.6.
CVSS Score
CRITICAL
Related Weaknesses (CWE)
References
- https://github.com/Chocobozzz/PeerTube/commit/cc07364a5d635b6e43a92fc5e2e2e3eeac
- https://github.com/Chocobozzz/PeerTube/releases/tag/v8.1.6
- https://github.com/Chocobozzz/PeerTube/releases/tag/v8.1.8
- https://github.com/Chocobozzz/PeerTube/security/advisories/GHSA-pqr4-34h8-g39x
FAQ
What is CVE-2026-73211?
CVE-2026-73211 is a vulnerability with a CVSS score of 9.8 (CRITICAL). PeerTube is an ActivityPub-federated video streaming platform. Prior to 8.1.6, ActorFollowModel.updateScore() interpolates the attacker-controlled ActivityPub actor inboxUrl into an SQL query, allowin...
How severe is CVE-2026-73211?
CVE-2026-73211 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2026-73211?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.