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CVE-2020-5741

Published: May 8, 2020Updated: Oct 31, 2025 Sources: CVE List NVD BDUCWE-502
NVD MITRE
7.2CVSSHIGH
EPSS Score
72.9%
Top 0.6%
CISA KEV
Active Exploitation
Since Mar 10, 2023
Exploits
2 Known
Remediation
Patch Available

Description

Deserialization of Untrusted Data in Plex Media Server on Windows allows a remote, authenticated attacker to execute arbitrary Python code.

CVSS Vector Breakdown

AV:NAC:LPR:HUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-502

Affected Products

Media ServerPlex
Mixed
Consumer Software / media-player
media serverplex
Mixed
Consumer Software / media-player
Plex Media Server (Windows)n/a
plexcommercialConsumer Softwareaka plex media server

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

CISA Known Exploited Vulnerability
Added to KEV:Mar 10, 2023
Remediation due:Mar 31, 2023

Required action: Apply updates per vendor instructions.

2 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

3 techniques
Execution
Initial Access
View detailed technique mapping

References

http://packetstormsecurity.com/files/158470/Plex-Unpickle-Dict-Windows-Remote-Code-Execution.html
packetstormsecurity.com
https://www.tenable.com/security/research/tra-2020-32
tenable.com
https://www.cisa.gov/sites/default/files/csv/known_exploited_vulnerabilities.csv
cisa.gov
and 2 more references View all →

Timeline

Published
May 8, 2020
Added to CISA KEV
Mar 10, 2023
Last Updated
Oct 31, 2025

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