CVE-2024-13434

6.1 MEDIUM

📋 TL;DR

The WP Inventory Manager WordPress plugin up to version 2.3.2 contains a reflected cross-site scripting vulnerability in the 'message' parameter. Unauthenticated attackers can inject malicious scripts that execute when victims click specially crafted links, potentially compromising user sessions or redirecting to malicious sites. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • WP Inventory Manager WordPress Plugin
Versions: All versions up to and including 2.3.2
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress installations with the vulnerable plugin enabled are affected regardless of configuration.

⚠️ 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

Attackers could steal administrator session cookies, take over WordPress admin accounts, install backdoors, deface websites, or redirect users to phishing/malware sites.

🟠

Likely Case

Attackers would typically use this to steal user session cookies, perform account takeover of logged-in users, or redirect users to malicious sites for credential harvesting.

🟢

If Mitigated

With proper web application firewalls and security headers, the attack would be blocked or mitigated, preventing successful exploitation.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploitation requires social engineering to trick users into clicking malicious links, but the technical execution is simple.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.3.3 or later

Vendor Advisory: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3223184%40wp-inventory-manager&new=3223184%40wp-inventory-manager&sfp_email=&sfph_mail=

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find WP Inventory Manager. 4. Click 'Update Now' if available. 5. Alternatively, download version 2.3.3+ from WordPress repository and manually update.

🔧 Temporary Workarounds

Web Application Firewall Rule

all

Block or sanitize the 'message' parameter in requests to WP Inventory Manager endpoints

WAF-specific configuration required

Content Security Policy

all

Implement strict CSP headers to prevent script execution from untrusted sources

Header set Content-Security-Policy "default-src 'self'; script-src 'self'"
Header set X-Content-Type-Options "nosniff"

🧯 If You Can't Patch

  • Disable or remove the WP Inventory Manager plugin entirely
  • Implement strict input validation and output encoding at the application level

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for WP Inventory Manager version ≤2.3.2

Check Version:

wp plugin list --name='wp-inventory-manager' --field=version

Verify Fix Applied:

Confirm plugin version is 2.3.3 or higher in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unusual GET/POST requests containing script tags in 'message' parameter
  • Requests to wp-inventory-manager endpoints with suspicious parameters

Network Indicators:

  • Outbound connections to suspicious domains following visits to inventory pages
  • Unusual redirect patterns

SIEM Query:

source="web_logs" AND (uri="*wp-inventory-manager*" AND (param="*message=*<script*" OR param="*message=*javascript:*"))

🔗 References

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