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Mojoomla School Management EUVDEUVD-2025-210049

| CVE-2025-15656 HIGH
Incorrect Privilege Assignment (CWE-266)
2026-06-03 Patchstack GHSA-45c8-xxm2-wjfx
8.8
CVSS 3.1 · Vendor: Patchstack
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Recon
    Obtain low-privileged WordPress account
  2. Delivery
    Authenticate to target site
  3. Exploit
    Invoke vulnerable plugin endpoint
  4. Install
    Trigger incorrect privilege assignment
  5. C2
    Gain administrator role
  6. Execute
    Install malicious plugin for RCE
  7. Impact
    Exfiltrate data and persist

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V8 - Authorization Privilege assignment review
Exploitation Conditions

Attacker must hold a valid authenticated low-privileged WordPress account (PR:L) on a site where the Mojoomla School Management plugin version ≤ 93.2.0 is installed and activated; no user interaction or non-default configuration is required beyond the plugin being enabled. Exploitation is limited by the need to first obtain that low-privilege account - trivial on installations that permit open self-registration for parents/students/staff, but a meaningful barrier on closed deployments where account provisioning is administrator-controlled. No specific platform, browser, or PHP version constraint is indicated in the available data.

Impact

The CVSS vector AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H indicates network-reachable, low-complexity exploitation by an already authenticated low-privileged user with no user interaction, yielding full confidentiality, integrity, and availability impact - consistent with takeover of the WordPress site. KEV status is not listed and there is no public exploit identified at time of analysis, and no EPSS score was provided in the input, so widespread opportunistic exploitation cannot be confirmed. The realistic risk profile is therefore high for any deployment that allows untrusted user registration (e.g., parents, students, staff accounts) because the prerequisite low-privilege account is trivial to obtain in a typical school-management deployment, but lower for hardened installations that restrict account creation. No conflicting signals were detected between the description and the CVSS vector.

Exploit ScenarioDerived

An attacker registers or obtains a low-privileged account (e.g., student, parent, or subscriber) on a WordPress site running Mojoomla School Management ≤ 93.2.0, then sends a crafted request to a plugin endpoint that incorrectly assigns elevated capabilities, granting the attacker administrator-level access. With administrator rights, the attacker installs a malicious plugin or theme to achieve remote code execution, exfiltrate student/staff PII, and pivot to the underlying host. No public exploit is identified at time of analysis, but the low attack complexity makes weaponization straightforward once details are reverse-engineered from the patch.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Jun 03, 2026

Privilege escalation in the Mojoomla School Management WordPress plugin (versions up to and including 93.2.0) allows authenticated low-privileged users to elevate their permissions to higher-privileged roles such as administrator. The flaw stems from incorrect privilege assignment (CWE-266) and carries a CVSS 3.1 score of 8.8 with no public exploit identified at time of analysis. Any WordPress site running the plugin in its default state is vulnerable until an upstream patch is released.

RemediationAI

No vendor-released patch identified at time of analysis; the Patchstack advisory at https://patchstack.com/database/wordpress/plugin/school-management/vulnerability/wordpress-school-management-plugin-93-2-0-privilege-escalation-vulnerability lists 93.2.0 as the last known vulnerable version without a confirmed fixed release, so administrators should monitor that advisory and the plugin's WordPress.org page for a release greater than 93.2.0 and upgrade as soon as it is published. As compensating controls until a patch is available, deactivate and remove the School Management plugin (which will disable school-management workflows but eliminates exposure), or restrict access to the WordPress site behind authentication-gated network controls (VPN or IP allowlist for wp-admin and wp-json) to prevent low-privileged authenticated attackers from reaching the vulnerable endpoints - noting this breaks legitimate self-service access for students and parents. Additionally, audit existing user roles for unexpected administrator or elevated accounts, disable open user registration in WordPress settings, and consider deploying a virtual patch via a WAF such as Patchstack's mitigation feed.

Affected VersionsENISA

School Management n/a ≤93.2.0

Affected Packages

euvd school_management no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

The affected software is Mojoomla School Management, a WordPress plugin (CPE cpe:2.3:a:mojoomla:school_management:*) used by educational institutions to manage students, staff, classes, and administrative workflows. The root cause is classified as CWE-266 (Incorrect Privilege Assignment), a weakness in which the application assigns a user or process a privilege level that is broader than intended - typically due to missing role checks, improper use of WordPress capability APIs (e.g., current_user_can / add_role / set_role), or trust placed in client-supplied role parameters. In WordPress plugin ecosystems this class of bug commonly arises when AJAX endpoints, REST routes, or form handlers fail to validate the requesting user's existing capabilities before assigning new roles or meta-capabilities.

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Severity by source

Vendor (Patchstack) PRIMARY 8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from Vendor (Patchstack) · only source for this CVE.

CVSS VectorVendor: Patchstack

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Incorrect Privilege Assignment vulnerability in Mojoomla School Management allows Privilege Escalation.

This issue affects School Management: from n/a through 93.2.0.

Executive ViewAI

Why It Matters

The Mojoomla School Management WordPress plugin (versions ≤93.2.0) contains a privilege escalation vulnerability (CVE-2025-15656, CVSS 8.8) that allows any logged-in staff member or basic user to gain administrator-level access. Educational institutions using this plugin can lose control over student records, grades, and institutional systems to unauthorized users without a vendor patch currently available. Organizations must immediately audit deployment scope and implement interim access controls.

Business Impact: High
Compensating Controls

Restrict plugin functionality to administrator role only; implement role-based access control preventing low-privileged user creation; enable audit logging on WordPress user privilege changes to detect unauthorized escalations; evaluate temporary plugin deactivation if non-critical; isolate affected systems from sensitive student data networks until patched.

Threat Intelligence Overview

EPSS Score
0.0%
Top 88% exploitable
Social Media
1
Sightings
Data Quality
5 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.0%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +44
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Privilege escalation occurs when an attacker leverages flaws in access control mechanisms to gain permissions beyond what they were originally granted.

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