CVE-2021-32833

HIGH 8.6CVE-2021-32833 · Published 09/09/2021 · updated 17/06/2026

In short

CVE-2021-32833 is a HIGH (CVSS 8.6) vulnerability affecting emby.releases (emby).
Chance of exploitation in the next 30 days (EPSS): 1.3%, higher than 69.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
emby.releases emby	`≤ 4.6.4.0`	No fix yet

Description

Emby Server is a personal media server with apps on many devices. In Emby Server on Windows there is a set of arbitrary file read vulnerabilities. This vulnerability is known to exist in version 4.6.4.0 and may not be patched in later versions. Known vulnerable routes are /Videos/Id/hls/PlaylistId/SegmentId.SegmentContainer, /Images/Ratings/theme/name and /Images/MediaInfo/theme/name. For more details including proof of concept code, refer to the referenced GHSL-2021-051. This issue may lead to unauthorized access to the system especially when Emby Server is configured to be accessible from the Internet.

References

securitylab.github.com/advisories/GHSL-2021-051-emby · Exploit

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Package

Affected versions

Patched versions

emby.releases

emby

≤ 4.6.4.0

No fix yet

Description

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