CVE-2025-39471

9.3 CRITICAL

📋 TL;DR

This SQL injection vulnerability in the Pantherius Modal Survey WordPress plugin allows attackers to execute arbitrary SQL commands on the database. All WordPress sites running Modal Survey version 2.0.2.0.1 or earlier are affected, potentially exposing sensitive data.

💻 Affected Systems

Products:
  • Pantherius Modal Survey WordPress Plugin
Versions: n/a through 2.0.2.0.1
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with vulnerable plugin versions

⚠️ 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.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, privilege escalation, and full site takeover

🟠

Likely Case

Unauthorized data extraction including user credentials, survey responses, and site configuration

🟢

If Mitigated

Limited data exposure if proper input validation and WAF rules are in place

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

SQL injection vulnerabilities are commonly weaponized quickly due to available tooling

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.0.2.0.2 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/modal-survey/vulnerability/wordpress-modal-survey-plugin-2-0-2-0-1-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel
2. Navigate to Plugins > Installed Plugins
3. Find Modal Survey plugin
4. Click 'Update Now' if available
5. If no update available, deactivate and remove plugin
6. Reinstall latest version from WordPress repository

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

Implement WAF rules to block SQL injection patterns

Plugin Deactivation

linux

Temporarily disable Modal Survey plugin until patched

wp plugin deactivate modal-survey

🧯 If You Can't Patch

  • Implement strict input validation and parameterized queries
  • Restrict database user permissions to minimum required

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Modal Survey version

Check Version:

wp plugin list --name=modal-survey --field=version

Verify Fix Applied:

Confirm plugin version is 2.0.2.0.2 or higher

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in database logs
  • Multiple failed login attempts from single IP

Network Indicators:

  • POST requests with SQL syntax in parameters
  • Unusual database connection patterns

SIEM Query:

source="web_server" AND (url="*wp-admin/admin-ajax.php*" OR url="*modal-survey*") AND (query="*SELECT*" OR query="*UNION*" OR query="*INSERT*")

🔗 References

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