Vulnerability record · CVE-2020-36910 · published 6 January 2026

CVE-2020-36910: OS command injection vulnerability

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.

8.7 CVSS 4.0 High EPSS 1.5% · top 27.6% CWE-78 · OS command injection Deferred

8.7CVSS 4.0 base score

1.5%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

7References

17 Jun 2026Last modified by NVD

Description

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

Link	Tags
https://cxsecurity.com/issue/WLB-2020060049
https://exchange.xforce.ibmcloud.com/vulnerabilities/182924
https://packetstorm.news/files/id/157942
https://www.cayintech.com
https://www.exploit-db.com/exploits/48557
https://www.vulncheck.com/advisories/cayin-signage-media-player-authenticated-remote-command-injection-via-ntp-parameter
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5569.php

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Source: NIST National Vulnerability Database (record CVE-2020-36910), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.