CVE-2025-31100

CRITICALNVD 9.99.9—

9.9

Unrestricted Upload of File with Dangerous Type vulnerability in Mojoomla School Management allows Upload a Web Shell to a Web Server.This issue affects School Management: from n/a through 1.93.1 (02-07-2025).

CVSS v3: 9.9
EG Score: 9.9(medium)
EPSS: 27.9%
KEV: Not listed

Published

August 31, 2025

Last Modified

April 28, 2026

Advisory Details (1)

Auto-updated May 15, 2026

Patch available.

generic Patch Available

Arbitrary File Upload in WordPress School Management Plugin - Patchstack

https://patchstack.com/database/wordpress/plugin/school-management/vulnerability/wordpress-school-management-plugin-1-93-1-02-07-2025-arbitrary-file-upload-vulnerability?_s_id=cve

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-434Unrestricted Upload of File with Dangerous Type

Data Freshness Timeline

(refreshed 15× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-07 15:24 UTCepss_batch
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Frequently asked(5)

What is CVE-2025-31100?

CVE-2025-31100 is a critical vulnerability published on August 31, 2025. Unrestricted Upload of File with Dangerous Type vulnerability in Mojoomla School Management allows Upload a Web Shell to a Web Server.This issue affects School Management: from n/a through 1.93.1 (02-07-2025).

When was CVE-2025-31100 disclosed?

CVE-2025-31100 was first published in the National Vulnerability Database on August 31, 2025, with the most recent update on April 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-31100 actively exploited?

CVE-2025-31100 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 27.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-31100?

CVE-2025-31100 has a CVSS v3 base score of 9.9 (NVD).

How do I remediate CVE-2025-31100?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-31100, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-31100

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Arbitrary File Upload in WordPress School Management Plugin - Patchstack

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-31100?

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Advisory Details (1)

Frequently asked(5)

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