CVE-2025-26932

7.5 HIGH

📋 TL;DR

This CVE describes a PHP Local File Inclusion vulnerability in QuantumCloud ChatBot WordPress plugin. Attackers can include arbitrary local files through improper filename control in PHP include/require statements, potentially leading to sensitive data exposure or code execution. All WordPress sites using ChatBot plugin versions up to 6.3.5 are affected.

💻 Affected Systems

Products:
  • QuantumCloud ChatBot WordPress Plugin
Versions: n/a through 6.3.5
Operating Systems: Any OS running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with vulnerable plugin version

⚠️ 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

Remote code execution leading to complete system compromise, data theft, and website defacement

🟠

Likely Case

Sensitive file disclosure (configuration files, database credentials) and limited code execution

🟢

If Mitigated

No impact if proper file permissions and web server configurations are in place

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Exploitation requires specific conditions and knowledge of file paths

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 6.3.6 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/chatbot/vulnerability/wordpress-wpbot-plugin-6-3-5-local-file-inclusion-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel
2. Navigate to Plugins > Installed Plugins
3. Find 'ChatBot' plugin
4. Click 'Update Now' if available
5. If no update available, download version 6.3.6+ from WordPress repository
6. Deactivate, delete old version, upload and activate new version

🔧 Temporary Workarounds

Disable vulnerable plugin

all

Temporarily deactivate the ChatBot plugin until patched

Restrict file inclusion paths

linux

Configure PHP open_basedir restriction to limit accessible directories

open_basedir = /var/www/html:/tmp

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block LFI patterns
  • Restrict plugin access to authenticated users only

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > ChatBot version. If version is 6.3.5 or earlier, you are vulnerable.

Check Version:

wp plugin list --name=chatbot --field=version

Verify Fix Applied:

Verify ChatBot plugin version is 6.3.6 or later in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual file path patterns in PHP error logs
  • Multiple include/require failures with suspicious paths

Network Indicators:

  • HTTP requests with file path parameters like ?file=../../etc/passwd

SIEM Query:

source="web_server" AND (uri="*..*" OR uri="*file=*" OR uri="*include=*")

🔗 References

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