Lemmy, a link aggregator and forum for the fediverse, is vulnerable to server-side request forgery via a dependency on activitypub_federation, a framework for ActivityPub federation in Rust. This vulnerability, which is present in versions 0.6.2 and prior of activitypub_federation and versions 0.19.8 and prior of Lemmy, allows a user to bypass any predefined hardcoded URL path or security anti-Localhost mechanism and perform an arbitrary GET request to any Host, Port and URL using a Webfinger Request. As of time of publication, a fix has not been made available.
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Tue, 11 Feb 2025 16:15:00 +0000
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Mon, 10 Feb 2025 22:30:00 +0000
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Description | Lemmy, a link aggregator and forum for the fediverse, is vulnerable to server-side request forgery via a dependency on activitypub_federation, a framework for ActivityPub federation in Rust. This vulnerability, which is present in versions 0.6.2 and prior of activitypub_federation and versions 0.19.8 and prior of Lemmy, allows a user to bypass any predefined hardcoded URL path or security anti-Localhost mechanism and perform an arbitrary GET request to any Host, Port and URL using a Webfinger Request. As of time of publication, a fix has not been made available. | |
Title | Server-Side Request Forgery (SSRF) in activitypub_federation | |
Weaknesses | CWE-918 | |
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2025-02-10T22:14:32.302Z
Updated: 2025-02-11T15:19:46.586Z
Reserved: 2025-02-03T19:30:53.400Z
Link: CVE-2025-25194

Updated: 2025-02-11T15:19:09.541Z

Status : Received
Published: 2025-02-10T23:15:16.067
Modified: 2025-02-10T23:15:16.067
Link: CVE-2025-25194

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