What is the CVSS score of CVE-2020-36910?

CVE-2020-36910 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.4%.

Which versions of Signage Media Player are affected by CVE-2020-36910?

Organizations using Cayin Signage Media Player 3.0 face significant risk from CVE-2020-36910, a OS command injection vulnerability rated CVSS 8.8.

Is there a public PoC exploit available for CVE-2020-36910?

Yes, a public proof-of-concept exploit is available for CVE-2020-36910. Prioritise patching immediately. EPSS: 0.4%.

How to fix or mitigate CVE-2020-36910?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Validate that input sanitization is in place for all user-controlled parameters.

Signage Media Player CVE-2020-36910

HIGH

OS Command Injection (CWE-78)

2026-01-06 disclosure@vulncheck.com

Command Injection

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Jan 08, 2026 - 18:09 vuln.today

Public exploit code

CVE Published

Jan 06, 2026 - 16:15 nvd

HIGH 8.8

DescriptionCVE.org

Cayin Signage Media Player 3.0 contains an authenticated remote command injection vulnerability in system.cgi and wizard_system.cgi pages. Attackers can exploit the 'NTP_Server_IP' parameter with default credentials to execute arbitrary shell commands as root.

AnalysisAI

Technical ContextAI

Classified as CWE-78 (OS Command Injection). Cayin Signage Media Player 3.0 contains an authenticated remote command injection vulnerability in system.cgi and wizard_system.cgi pages. Attackers can exploit the 'NTP_Server_IP' parameter with default credentials to execute arbitrary shell commands as root.

Affected ProductsAI

Cayin Signage Media Player 3.0 contains an authenticated remote command injection vulnerability in system.cgi and wizard_system.cgi pages. Attackers c

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

CVE-2020-36910 vulnerability details – vuln.today

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Signage Media Player CVE-2020-36910

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

Affected ProductsAI

RemediationAI

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External POC / Exploit Code