HTTP: Plex Media Server unpickle Dict Insecure Deserialization

This signature detects attempts to exploit a known vulnerability against Plex Media Server. A successful attack can lead to arbitrary code execution.

References

CVE: CVE-2020-5741

Short Name
HTTP:CTS:PLEX-MEDIA-UNPICKLE
Severity
Info
Recommended
False
Recommended Action
Drop
Category
HTTP
Keywords
CVE-2020-5741 Deserialization Dict Insecure Media Plex Server unpickle
Release Date
01/05/2026
Supported Platforms

srx-branch-12.3

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-branch-19.4

vsrx-19.4

mx-12.3

mx-19.4

vmx-19.4

mx-19.3

vsrx3bsd-19.4

srx-19.4

vsrx-12.3

vmx-19.3

vsrx-19.2

srx-12.3

Sigpack Version
3882
False Positive
Unknown

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