CVE-2020-36894

High · 7.5

CVSS

7.5

EPSS

0.8%

Published

Dec 10, 2025

CISA due date

—

The record

Eibiz i-Media Server Digital Signage 3.8.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to create admin users through AMF-encoded object manipulation. Attackers can send crafted serialized objects to the /messagebroker/amf endpoint to create administrative users without authentication, bypassing security controls.

Affected packages

Ecosystem	Package	Introduced	Fixed