CVE-2021-25827

Public Exploit

Description

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.30%
Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://emby.media/community/index.php?/topic/98191-emby-server-46-released/ product
https://github.com/MediaBrowser/Emby/issues/3784 third party advisory issue tracking exploit
https://github.com/EmbySupport/security/security/advisories/GHSA-fffj-6fr6-3fgf not applicable

Frequently Asked Questions

What is the severity of CVE-2021-25827?
CVE-2021-25827 has been scored as a critical severity vulnerability.
How to fix CVE-2021-25827?
To fix CVE-2021-25827, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-25827 being actively exploited in the wild?
It is possible that CVE-2021-25827 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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