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Vulnerability record · CVE-2020-36899 · published 10 December 2025

CVE-2020-36899: Howfor qihang media web digital signage vulnerability

Howfor · Qihang Media Web Digital Signage

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.

8.7 CVSS 4.0 High EPSS 0.92% · top 41.1% CWE-530 · CWE-530
8.7CVSS 4.0 base score
0.92%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 4 tagged exploit
17 Jun 2026Last modified by NVD

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.

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.howfor.com Product
https://www.exploit-db.com/exploits/48750 ExploitThird Party AdvisoryVDB Entry
https://www.vulncheck.com/advisories/qihang-media-web-digital-signage-unauthenticated-arbitrary-file-disclosure Third Party Advisory
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5581.php ExploitThird Party Advisory
https://www.exploit-db.com/exploits/48750 ExploitThird Party AdvisoryVDB Entry
https://www.zeroscience.mk/en/vulnerabilities/ZSL-2020-5581.php ExploitThird Party Advisory

Track CVE-2020-36899 inside VULONE

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2020-36897Howfor qihang media web digital signage unrestricted file upload vulnerabilityQiHang Media Web Digital Signage 3.0.9 contains an unauthenticated remote code execution vulnerability in the QH.aspx file that allows attackers to u…EPSS 1.3%8.8CVE-2020-36898Howfor qihang media web digital signage path traversal vulnerabilityQiHang Media Web Digital Signage 3.0.9 contains an unauthenticated file deletion vulnerability in the QH.aspx endpoint that allows remote attackers t…EPSS 1.7%8.7CVE-2020-36896Howfor qihang media web digital signage insufficiently protected credentials vulnerabilityQiHang Media Web Digital Signage 3.0.9 contains a cleartext credentials vulnerability that allows unauthenticated attackers to access administrative …EPSS 0.88%

Source: NIST National Vulnerability Database (record CVE-2020-36899), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.