CVE-2025-30934
📋 TL;DR
This CVE describes a Missing Authorization vulnerability in the OLIVESYSTEM Diagnosis Generator WordPress plugin that allows attackers to access functionality not properly restricted by access controls. The vulnerability affects all versions up to 1.4.16, potentially allowing unauthorized users to perform actions intended only for authenticated administrators or other privileged users.
💻 Affected Systems
- OLIVESYSTEM Diagnosis Generator WordPress Plugin
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
An attacker could gain administrative privileges, modify plugin settings, create/delete diagnostic content, or potentially chain with other vulnerabilities for complete site compromise.
Likely Case
Unauthorized users can access administrative functions of the plugin, potentially modifying diagnostic content or settings without proper authentication.
If Mitigated
With proper network segmentation and authentication controls, impact would be limited to the plugin's functionality only.
🎯 Exploit Status
Based on CWE-862 description, exploitation likely involves accessing administrative endpoints without proper authorization checks.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Versions after 1.4.16
Vendor Advisory: https://patchstack.com/database/wordpress/plugin/os-diagnosis-generator/vulnerability/wordpress-1-4-16-broken-access-control-vulnerability?_s_id=cve
Restart Required: No
Instructions:
1. Log into WordPress admin panel
2. Navigate to Plugins → Installed Plugins
3. Find '診断ジェネレータ作成プラグイン' (OLIVESYSTEM Diagnosis Generator)
4. Click 'Update Now' if update available
5. If no update available, deactivate and remove plugin
6. Install latest version from WordPress repository
🔧 Temporary Workarounds
Disable Plugin
allTemporarily deactivate the vulnerable plugin until patched
wp plugin deactivate os-diagnosis-generator
Restrict Plugin Access
allUse web application firewall to block access to plugin endpoints
🧯 If You Can't Patch
- Implement strict network access controls to limit who can access the WordPress admin interface
- Deploy a web application firewall with rules to detect and block unauthorized access to plugin endpoints
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin → Plugins → Installed Plugins for '診断ジェネレータ作成プラグイン' version 1.4.16 or earlierCheck Version:
wp plugin get os-diagnosis-generator --field=versionVerify Fix Applied:
Verify plugin version is higher than 1.4.16 and test administrative functions require proper authentication📡 Detection & Monitoring
Log Indicators:
- Unauthorized access attempts to plugin-specific endpoints
- Admin actions from non-admin IP addresses or users
Network Indicators:
- HTTP requests to plugin endpoints without authentication cookies
- Unusual pattern of requests to /wp-content/plugins/os-diagnosis-generator/
SIEM Query:
source="wordpress.log" AND (uri_path="/wp-content/plugins/os-diagnosis-generator/" OR plugin="os-diagnosis-generator") AND (user="unauthenticated" OR user_role!="administrator")