CVE-2025-31100 | WordPress School Management Plugin <= 1.93.1 (02-07-2025) - Arbitrary File Upload Vulnerability

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).

Published: 2025-08-31 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2025-31100 is rated Moderate Risk (48.6/100): CVSS Critical severity, with low exploitation likelihood (EPSS 0.34%). Mandatory action: Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2025-31100

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.06% 0.34% +0.28%
2 2025-10-02 0.04% 0.06% +0.01%
3 2025-08-31 0.04%

Full EPSS history (3 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-31100

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.9 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:C)
Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.1 6.0 [email protected]

Weakness enumeration for CVE-2025-31100

Affected software / configurations for CVE-2025-31100

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2025-31100

cvelogic Threat Intelligence