What is CVE-2020-5741?

CVE-2020-5741 is a vulnerability in Plex Media Server (Windows). Published 2020-05-08.

Is CVE-2020-5741 known to be exploited?

Yes. CVE-2020-5741 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-03-10), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.

Vulnerability in Plex Media Server (Windows)

CVE-2020-5741

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

EPSS: 0.360 (97.2th percentile) — read the EPSS interpretation.

Affected products

N/a Plex Media Server (Windows) — versions Versions prior to 1.19.3

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-03-10. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-03-31.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

www.tenable.com/security/research/tra-2020-32 (x_refsource_MISC)
packetstormsecurity.com/files/158470/Plex-Unpickle-Dict-Windows-Remote-Code-Exe… (x_refsource_MISC)

Frequently asked questions

What is CVE-2020-5741?: CVE-2020-5741 is a vulnerability in Plex Media Server (Windows). Published 2020-05-08.
Is CVE-2020-5741 known to be exploited?: Yes. CVE-2020-5741 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-03-10), indicating it is being actively exploited. 4 public proof-of-concept repositories are indexed.