CVE-2020-36898 HIGH

CVE-2020-36898: QiHang Media Web Digital Signage 3.0.9 Unauthenticated Arbitrary File Deletion

Vendor Shenzhen Xingmeng Qihang Media Co., Ltd.guangzhou Hefeng Automation Technology Co., Ltd.
Product QiHang Media Web Digital Signage
Weakness CWE-22 · Path traversal
Published December 10, 2025
Last update December 11, 2025
View on NVD All CVEs

CVSS base score

8.8/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality —
Integrity —

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N

What the vulnerability does

01Description

QiHang Media Web Digital Signage 3.0.9 contains an unauthenticated file deletion vulnerability in the QH.aspx endpoint that allows remote attackers to delete files without authentication. Attackers can exploit the 'data' parameter by sending a POST request with file paths to delete arbitrary files with web server permissions using directory traversal sequences.

Key dates

02Disclosure timeline

December 10, 2025 CVE published
December 11, 2025 Record updated