Is CVE-2020-5741 in the CISA KEV catalog?

Yes. CVE-2020-5741 is on the CISA Known Exploited Vulnerabilities list, added 2023-03-10.

What is the CVSS severity of CVE-2020-5741?

CVE-2020-5741 has a CVSS v3 base score of 7.2 (HIGH).

What is the EPSS score for CVE-2020-5741?

CVE-2020-5741 has an EPSS score of 72.94% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2020-5741

HIGHCISA KEVEPSS 99th pctl

7.2

CVSS v3

NVD

Description

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

CWE-502Deserialization of Untrusted Data

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredHigh

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

72.94%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Plex Media Server Remote Code Execution Vulnerability

Plex Media Server contains a remote code execution vulnerability that allows an attacker with access to the server administrator's Plex account to upload a malicious file via the Camera Upload feature and have the media server execute it.

Apply updates per vendor instructions.

Remediation due: 2023-03-31

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-31.