What is the CVSS score of CVE-2020-37090?

CVE-2020-37090 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.9%.

Which versions of PHP are affected by CVE-2020-37090?

School Erp Pro versions up to 1.0 contain a critical file upload vulnerability (CVSS 9.8) that allows unauthenticated attackers to upload and execute malicious files, potentially leading to complete…

Is there a public PoC exploit available for CVE-2020-37090?

Yes, a public proof-of-concept exploit is available for CVE-2020-37090. Prioritise patching immediately. EPSS: 0.9%.

How to fix or mitigate CVE-2020-37090?

Within 24 hours: Immediately disable file upload functionality in School Erp Pro or take the application offline if possible; isolate affected systems from production networks; conduct forensic review of upload directories for malicious files. Within 7 days: Implement Web Application Firewall (WAF) rules to block file uploads to vulnerable endpoints; audit all user accounts for unauthorized access; review logs for exploitation attempts. Within 30 days: Contact vendor for security patches or migration timeline; evaluate alternative ERP solutions if patches remain unavailable; complete security assessment and implement network segmentation to contain risk.

PHP CVE-2020-37090

CRITICAL

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

2026-02-03 disclosure@vulncheck.com

PHP RCE School Erp Pro

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

PoC Detected

Feb 10, 2026 - 17:00 vuln.today

Public exploit code

CVE Published

Feb 03, 2026 - 22:16 nvd

CRITICAL 9.8

DescriptionCVE.org

School ERP Pro 1.0 contains a file upload vulnerability that allows students to upload arbitrary PHP files to the messaging system. Attackers can upload malicious PHP scripts through the message attachment feature, enabling remote code execution on the server.

AnalysisAI

School ERP Pro 1.0 allows students to upload arbitrary PHP files, enabling remote code execution from a low-privileged student account.

Technical ContextAI

School ERP Pro 1.0 has a CWE-434 file upload vulnerability that allows students (low-privileged users) to upload PHP files through the assignment submission or profile functionality.

RemediationAI

Update the software. Implement file type validation. Disable PHP execution in upload directories.

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CVE-2020-37090 vulnerability details – vuln.today

Back

PHP CVE-2020-37090

Severity by source

CVSS VectorNVD

Lifecycle Timeline

DescriptionCVE.org

AnalysisAI

Technical ContextAI

RemediationAI

More from same product – last 7 days

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External POC / Exploit Code