CVE-2025-49419
📋 TL;DR
This vulnerability in Foxit eSign for WordPress allows unauthorized users to retrieve embedded sensitive data from the plugin. It affects all WordPress sites using Foxit eSign for WordPress versions up to and including 2.0.3. Attackers can access information that should be protected by the plugin's security controls.
💻 Affected Systems
- Foxit eSign for WordPress
⚠️ 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
Sensitive user data, document metadata, or system information embedded in plugin responses could be exposed, potentially leading to data breaches, privacy violations, or reconnaissance for further attacks.
Likely Case
Unauthorized users can access embedded sensitive information that should be protected, potentially exposing user data, document details, or system configuration information.
If Mitigated
With proper access controls and network segmentation, the impact is limited to information disclosure within the plugin's scope, though sensitive data exposure still represents a security violation.
🎯 Exploit Status
CWE-497 typically involves simple information disclosure vulnerabilities that don't require complex exploitation techniques.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2.0.4 or later
Restart Required: No
Instructions:
1. Log into WordPress admin panel
2. Navigate to Plugins → Installed Plugins
3. Find Foxit eSign for WordPress
4. Click 'Update Now' if update is available
5. If no update appears, manually download version 2.0.4+ from WordPress repository
6. Deactivate old plugin, upload new version, activate
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate foxit-esign-for-wordpress
Restrict Access
allUse web application firewall to block access to plugin endpoints
🧯 If You Can't Patch
- Disable the Foxit eSign plugin immediately
- Implement strict network segmentation and access controls to limit who can access the WordPress site
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel → Plugins → Foxit eSign for WordPress → Version numberCheck Version:
wp plugin list --name='Foxit eSign for WordPress' --field=versionVerify Fix Applied:
Verify plugin version is 2.0.4 or higher in WordPress admin panel📡 Detection & Monitoring
Log Indicators:
- Unusual access patterns to plugin endpoints
- Requests to sensitive plugin URLs from unauthorized IPs
Network Indicators:
- HTTP requests to /wp-content/plugins/foxit-esign-for-wordpress/ endpoints with unusual parameters
SIEM Query:
source="web_server" AND (uri="*foxit-esign*" OR user_agent="*foxit*esign*") AND status=200