CVE-2025-32947

PeerTube ActivityPub Crawl Infinite Loop DoS

This vulnerability allows any attacker to cause the PeerTube server to stop responding to requests due to an infinite loop in the "inbox" endpoint when receiving crafted ActivityPub activities.

Affected

Chocobozzz/PeerTube

CVSS v3.1 JFROG

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.76% chance of exploitation in the next 30 days, 54th percentile

Published

2025-04-15

Updated

2025-08-20

Proof-of-concept exploits (1)

• https://research.jfrog.com/vulnerabilities/peertube-activitypub-crawl-dos/

Security advisories

• https://research.jfrog.com/vulnerabilities/peertube-activitypub-crawl-dos
• Chocobozzz/PeerTube/commit/76226d85685220db1495025300eca784d0336f7d

References

• CVE Record
• NVD entry