CVE-2020-36898

CRITICAL

QiHang Media Web Digital Signage 3.0.9 - Path Traversal

Title source: llm

Description

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.

Exploits (1)

exploitdb WORKING POC

by LiquidWorm · textwebappshardware

https://www.exploit-db.com/exploits/48749

View Code ZIP pw:eip

References (4)

[Product] http://www.howfor.com

[Exploit, Third Party Advisory, VDB Entry] https://www.exploit-db.com/exploits/48749

[Third Party Advisory] https://www.vulncheck.com/advisories/qihang-media-web-digital-signage-unauthenticated-arbitrary-file-deletion

[Exploit, Third Party Advisory] https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5580.php

Scores

CVSS v3 9.1

EPSS 0.1783

EPSS Percentile 95.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Details

CWE

CWE-22

Status published

Products (1)

howfor/qihang_media_web_digital_signage 3.0.9

Published Dec 10, 2025

Tracked Since Feb 18, 2026