CVE-2025-56396
📋 TL;DR
This vulnerability in Ruoyi 4.8.1 allows attackers to escalate privileges by exploiting a flaw where the owning department has higher rights than the active user. Attackers can gain unauthorized access to sensitive functions or data. Organizations using Ruoyi 4.8.1 are affected.
💻 Affected Systems
- Ruoyi
📦 What is this software?
Ruoyi by Ruoyi
⚠️ Risk & Real-World Impact
Worst Case
Attackers gain administrative privileges, allowing complete system compromise, data theft, and further lateral movement within the network.
Likely Case
Attackers escalate from lower-privileged accounts to access sensitive data or perform unauthorized administrative actions.
If Mitigated
Limited impact with proper access controls and monitoring, but privilege escalation attempts may still occur.
🎯 Exploit Status
Exploitation requires authenticated access but is straightforward once initial access is obtained.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 4.8.2 or later
Vendor Advisory: https://gitee.com/y_project/RuoYi/issues/ICJ865
Restart Required: Yes
Instructions:
1. Backup current Ruoyi installation. 2. Download and install Ruoyi 4.8.2 or later from official sources. 3. Restart the application server. 4. Verify the fix is applied.
🔧 Temporary Workarounds
Restrict User Access
allLimit user permissions to minimum required and monitor for unusual privilege escalation attempts.
🧯 If You Can't Patch
- Implement strict access controls and least privilege principles for all user accounts.
- Monitor logs for privilege escalation attempts and unauthorized access to sensitive functions.
🔍 How to Verify
Check if Vulnerable:
Check Ruoyi version in application settings or configuration files; if version is 4.8.1, it is vulnerable.Check Version:
Check application.properties or similar config files for version information.Verify Fix Applied:
Verify Ruoyi version is 4.8.2 or later and test privilege escalation scenarios to confirm they are blocked.📡 Detection & Monitoring
Log Indicators:
- Unusual privilege changes
- Access to administrative functions from non-admin accounts
- Failed authorization attempts
Network Indicators:
- Unusual API calls to privilege-related endpoints
SIEM Query:
Search for events where user privilege level changes unexpectedly or access to sensitive endpoints occurs from low-privilege accounts.