What’s Vulnerable › Vulnerabilities

CVE-2025-32947: PeerTube ActivityPub Crawl Infinite Loop DoS

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-04-15 · updated 2026-06-17
• Weakness: CWE-835

Description

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 products

• chocobozzz/peertube: before 7.1.1 — fixed in 7.1.1

How to fix

Upgrade to a fixed version: chocobozzz/peertube 7.1.1. Check the vendor advisory for mitigations.

References

• https://github.com/Chocobozzz/PeerTube/commit/76226d85685220db1495025300eca784d0336f7d
• https://github.com/Chocobozzz/PeerTube/releases/tag/v7.1.1
• https://research.jfrog.com/vulnerabilities/peertube-activitypub-crawl-dos/

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