Is CVE-2020-36899 in the CISA KEV catalog?

No. CVE-2020-36899 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-36899?

CVE-2020-36899 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-36899?

CVE-2020-36899 has an EPSS score of 0.81% (52th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2020-36899

HIGH

7.5

CVSS v3

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.

CWE-530

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.81%probability of exploitation in 30 days

52ndpercentile

Moderate risk: more likely to be exploited than 52% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-17.