misskey vulnerabilities
CVEs whose affected-version data names the misskey package. Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
5 CVEsRSS
CVE-2026-104817High· 8.7Misskey is an open source, federated social media platform
Misskey is an open source, federated social media platform. From 12.112.1 until 2026.7.0, the unauthenticated fetch-rss API lacks rate limiting and response-size restrictions and performs synchronous XML parsing. An attacker can trigger …
CVE-2026-104816High· 8.5Misskey is an open source, federated social media platform
Misskey is an open source, federated social media platform. From 12.0.0 until 2026.7.0, the RSS components display feed item links from configured feeds without verifying their URL schemes. Missing URL scheme verification allows an attac…
CVE-2026-103937High· 8.7Misskey is an open source, federated social media platform
Misskey is an open source, federated social media platform. From 13.0.0 until 2025.4.1 and from 2025.5.0 until 2026.7.0, cleanup processing may not execute during file uploads. Repeated uploads can exhaust storage or file descriptors and…
CVE-2025-66482Medium· 6.5Misskey is an open source, federated social media platform
Misskey is an open source, federated social media platform. Attackers who use an untrusted reverse proxy or not using a reverse proxy at all can bypass IP rate limiting by adding a forged X-Forwarded-For header. Starting with version 202…
CVE-2025-66402Medium· 6.5Misskey is an open source, federated social media platform
Misskey is an open source, federated social media platform. Starting in version 13.0.0-beta.16 and prior to version 2025.12.0, an actor who does not have permission to view favorites or clips can can export the posts and view the content…