Vulnerability · Published Dec 10, 2025 · Assigned by VulnCheck

CVE-2020-36899QiHang Media Web Digital Signage 3.0.9 Unauthenticated Arbitrary File Disclosure

High 8.7

In plain English

A high-severity security flaw 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 0.9% (higher than 61% of all known vulnerabilities).

Severity (CVSS 4.0)8.7High

Exploit odds (30 days)0.9%top 39.4% 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 file disclosure vulnerability that allows remote attackers to access sensitive files through unverified 'filename' and 'path' parameters. Attackers can exploit the QH.aspx endpoint to read arbitrary files and directory contents without authentication by manipulating download and getAll actions.

Affected products (as reported)

Vendor	Product	Versions
Shenzhen Xingmeng Qihang Media Co., Ltd. Guangzhou Hefeng Automation Technology Co., Ltd.	QiHang Media Web Digital Signage	3.0.9.0

Weakness: CWE-530 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

References

ExploitDB-48750 exploit
Official Product Homepage product
Vendor Security Advisory for ZSL-2020-5581 vendor-advisory, vdb-entry
VulnCheck Advisory: QiHang Media Web Digital Signage 3.0.9 Unauthenticated Arbitrary File Disclosure third-party-advisory