CVE-2021-25827

Emby Server < 4.7.12.0 is vulnerable to a login bypass attack by setting the X-Forwarded-For header to a local IP-address.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
VendorProductVersion
embyemby
𝑥
< 4.7.12.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://emby.media/community/index.php?/topic/98191-emby-server-46-released/
https://github.com/EmbySupport/security/security/advisories/GHSA-fffj-6fr6-3fgf
https://github.com/MediaBrowser/Emby/issues/3784
https://emby.media/community/index.php?/topic/98191-emby-server-46-released/
https://github.com/EmbySupport/security/security/advisories/GHSA-fffj-6fr6-3fgf
https://github.com/MediaBrowser/Emby/issues/3784