CVE-2025-32947 json
PeerTube ActivityPub Crawl Infinite Loop DoS
published 2025-04-15 18 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-10960
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 56%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- framasoft peertube 7.1.1
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 18 mo ago
Exploit prediction
0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- research.jfrog.com https://research.jfrog.com/vulnerabilities/peertube-activitypub-crawl-dos/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Classification
- Weakness
-
- CWE-835 Loop with Unreachable Exit Condition
References
-
github.com
/Chocobozzz/PeerTube/commit/76226d85685220db1495025300eca784d0336f7d
patch
-
research.jfrog.com
/vulnerabilities/peertube-activitypub-crawl-dos/
third-party-advisory, exploit
-
github.com
/Chocobozzz/PeerTube/releases/tag/v7.1.1
release-notes
Sources
- CVE List CVE-2025-32947
- NVD CVE-2025-32947
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.