CVE-2020-5740

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-04-22 · updated 2026-06-17
Weakness: CWE-427

Description

Improper Input Validation in Plex Media Server on Windows allows a local, unauthenticated attacker to execute arbitrary Python code with SYSTEM privileges.

Affected products

Plex Media Server: before 1.19.1.2701 — fixed in 1.19.1.2701

How to fix

Upgrade to a fixed version: Plex Media Server 1.19.1.2701. Check the vendor advisory for mitigations.

References

https://www.tenable.com/security/research/tra-2020-25
https://www.tenable.com/security/research/tra-2020-25

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