Vulnerability · Published Dec 10, 2025 · Assigned by VulnCheck

CVE-2020-36897QiHang Media Web Digital Signage 3.0.9 Unauthenticated Remote Code Execution

Critical 9.3

In plain English

A critical-severity unrestricted file upload in QiHang Media Web Digital Signage from Shenzhen Xingmeng Qihang Media Co., Ltd. Guangzhou Hefeng Automation Technology Co., Ltd.. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 71% of all known vulnerabilities).

Severity (CVSS 4.0)9.3Critical

Exploit odds (30 days)1.3%top 29.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

QiHang Media Web Digital Signage 3.0.9 contains an unauthenticated remote code execution vulnerability in the QH.aspx file that allows attackers to upload malicious ASPX scripts. Attackers can exploit the file upload functionality by using the 'remotePath' and 'fileToUpload' parameters to write and execute arbitrary system commands on the server.

Affected products (as reported)

Vendor	Product	Versions
Shenzhen Xingmeng Qihang Media Co., Ltd. Guangzhou Hefeng Automation Technology Co., Ltd.	QiHang Media Web Digital Signage	3.0.9

Weakness: CWE-434 · 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-48751 exploit
Official Product Homepage product
Vendor Security Advisory for ZSL-2020-5582 vendor-advisory
VulnCheck Advisory: QiHang Media Web Digital Signage 3.0.9 Unauthenticated Remote Code Execution third-party-advisory