Critical severity9.1NVD Advisory· Published Dec 10, 2025· Updated Jun 17, 2026
CVE-2020-36898
CVE-2020-36898
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:a:howfor:qihang_media_web_digital_signage:3.0.9:*:*:*:*:*:*:*
- Range: =3.0.9
- Shenzhen Xingmeng Qihang Media Co., Ltd.Guangzhou Hefeng Automation Technology Co., Ltd./QiHang Media Web Digital Signagev5Range: 3.0.9
Patches
Vulnerability mechanics
References
4- www.exploit-db.com/exploits/48749nvdExploitThird Party AdvisoryVDB Entry
- www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5580.phpnvdExploitThird Party Advisory
- www.vulncheck.com/advisories/qihang-media-web-digital-signage-unauthenticated-arbitrary-file-deletionnvdThird Party Advisory
- www.howfor.comnvdProduct
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