Vulnerability · Published Dec 10, 2025 · Assigned by VulnCheck

CVE-2020-36902UBICOD Medivision Digital Signage 1.5.1 Authorization Bypass via User Privileges

Critical 9.3

In plain English

A critical-severity missing authorization in UBICOD Medivision Digital Signage from UBICOD Co., Ltd. | MEDIVISION INC.. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 67% of all known vulnerabilities).

Severity (CVSS 4.0)9.3Critical

Exploit odds (30 days)1.1%top 33.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

UBICOD Medivision Digital Signage 1.5.1 contains an authorization bypass vulnerability that allows normal users to escalate privileges by manipulating the 'ft[grp]' parameter. Attackers can send a GET request to /html/user with 'ft[grp]' set to integer value '3' to gain super admin rights without authentication.

Affected products (as reported)

Vendor	Product	Versions
UBICOD Co., Ltd. \| MEDIVISION INC.	UBICOD Medivision Digital Signage	Firmware 1.5.1 (2013.01.3)

Weakness: CWE-862 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

References

ExploitDB-48684 exploit
UBICOD Co., Ltd. | MEDIVISION INC. product
Zero Security Advisory ZSL-2020-5575 vendor-advisory
VulnCheck Advisory: UBICOD Medivision Digital Signage 1.5.1 Authorization Bypass via User Privileges third-party-advisory