PT-2025-50519 · Qihang · Qihang Media Web Digital Signage

Published 2025-12-10 · Updated 2025-12-11 · CVE-2020-36898

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions QiHang Media Web Digital Signage version 3.0.9

Description The software contains an unauthenticated file deletion issue. Remote attackers can delete files without needing to log in. This is possible through the QH.aspx endpoint by manipulating the data parameter in a POST request. Attackers can use directory traversal sequences to delete arbitrary files with the permissions of the web server.

Recommendations Apply any available updates to address this issue. As a temporary workaround, restrict access to the QH.aspx endpoint. Carefully validate and sanitize the data parameter to prevent directory traversal attempts.

Exploit

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2020-36898

Affected Products

Qihang Media Web Digital Signage

References · 8

• 🔥 https://exploit-db.com/exploits/48749 · Exploit
• 🔥 https://zeroscience.mk/en/vulnerabilities/ZSL-2020-5580.php · Exploit
• https://osv.dev/vulnerability/CVE-2020-36898 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-36898 · Security Note
• http://howfor.com · Note
• https://twitter.com/CVEnew/status/1999108928232432117 · Twitter Post
• https://t.me/CVEtracker/39403 · Telegram Post
• https://vulncheck.com/advisories/qihang-media-web-digital-signage-unauthenticated-arbitrary-file-deletion · Note