What is the CVSS score of CVE-2020-37117?

CVE-2020-37117 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Jizhicms are affected by CVE-2020-37117?

Jizhicms versions 1.6.7 and earlier contain a critical file upload vulnerability that allows attackers to upload and execute malicious files, potentially leading to complete system compromise.

Is there a public PoC exploit available for CVE-2020-37117?

Yes, a public proof-of-concept exploit is available for CVE-2020-37117. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2020-37117?

Within 24 hours: Identify all systems running Jizhicms and document affected versions; implement network-level restrictions to limit access to the upload functionality. Within 7 days: Deploy WAF rules to block suspicious file uploads (executable types, double extensions); disable file upload features if not essential to operations; implement strict file type validation and storage outside web root. Within 30 days: Evaluate alternative CMS solutions or contact vendor for patched versions; conduct forensic audit of upload directories and access logs for signs of compromise; implement file integrity monitoring on upload directories.

Jizhicms CVE-2020-37117

HIGH

Unrestricted Upload of File with Dangerous Type (CWE-434)

2026-02-05 disclosure@vulncheck.com

File Upload Jizhicms

8.8

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:55 vuln.today

PoC Detected

Feb 24, 2026 - 21:22 vuln.today

Public exploit code

CVE Published

Feb 05, 2026 - 17:16 nvd

HIGH 8.8

DescriptionNVD

jizhiCMS 1.6.7 contains a file download vulnerability in the admin plugins update endpoint that allows authenticated administrators to download arbitrary files. Attackers can exploit the vulnerability by sending crafted POST requests with malicious filepath and download_url parameters to trigger unauthorized file downloads.

AnalysisAI

Jizhicms versions up to 1.6.7 is affected by unrestricted upload of file with dangerous type (CVSS 8.8).

Technical ContextAI

This vulnerability (CWE-434: Unrestricted Upload of File with Dangerous Type) exists in the admin plugins update component. jizhiCMS 1.6.7 contains a file download vulnerability in the admin plugins update endpoint that allows authenticated administrators to download arbitrary files. Attackers can exploit the vulnerability by sending crafted POST requests with malicious filepath and download_url parameters to trigger unauthorized file downloads.

RemediationAI

Monitor vendor advisories for a patch. Validate file types by content. Store uploads outside web root. Restrict network access to the affected service where possible.

CVE-2020-37117 vulnerability details – vuln.today

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Jizhicms CVE-2020-37117

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code