cvedb.io
CVE-2021-39183
HIGH · CVSS 8.2
EPSS exploitation probability: 0%
Published 2021-12-14T20:15:07.490 · Last modified 2026-06-17T04:03:16.027

Summary

Owncast is an open source, self-hosted live video streaming and chat server. In affected versions inline scripts are executed when Javascript is parsed via a paste action. This issue is patched in 0.0.9 by blocking unsafe-inline Content Security Policy and specifying the script-src. The worker-src is required to be set to blob for the video player.

Affected products

owncast_project — owncast

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.