CVE-2020-36892

Eibiz i-Media Server Digital Signage 3.8.0 contains an unauthenticated privilege escalation vulnerability in the updateUser object that allows attackers to modify user roles. Attackers can exploit the /messagebroker/amf endpoint to elevate privileges and take over user accounts by manipulating role settings without authentication.

• CWE-306

• https://www.eibiz.co.thBroken Link
• https://www.exploit-db.com/exploits/48774Exploit, Third Party Advisory, VDB Entry
• https://www.vulncheck.com/advisories/eibiz-i-media-server-digital-signage-unauthenticated-privilege-escalationThird Party Advisory
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5584.phpExploit, Third Party Advisory
• https://www.exploit-db.com/exploits/48774Exploit, Third Party Advisory, VDB Entry
• https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5584.phpExploit, Third Party Advisory

Published

Dec 10, 2025

Last Modified

Jun 17, 2026

Status

Analyzed

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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