CVE-2023-5204 – This SQL injection vulnerability in the WordPre... (How to Fix)

Q: What is the severity of CVE-2023-5204?

CVE-2023-5204 has a CVSS score of 9.8 (CRITICAL). This SQL injection vulnerability in the WordPress ChatBot plugin allows unauthenticated attackers to execute arbitrary SQL queries through the $strid parameter. Attackers can extract sensitive database information including user credentials, personal data, and configuration details. All WordPress sites using ChatBot plugin versions up to 4.8.9 are affected.

📋 TL;DR

This SQL injection vulnerability in the WordPress ChatBot plugin allows unauthenticated attackers to execute arbitrary SQL queries through the $strid parameter. Attackers can extract sensitive database information including user credentials, personal data, and configuration details. All WordPress sites using ChatBot plugin versions up to 4.8.9 are affected.

💻 Affected Systems

Products:

WordPress ChatBot plugin

Versions: All versions up to and including 4.8.9

Operating Systems: All platforms running WordPress

Default Config Vulnerable: ⚠️ Yes

Notes: Vulnerability exists in default plugin configuration. No special configuration required for exploitation.

📦 What is this software?

Wpbot by Quantumcloud

View all CVEs affecting Wpbot →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, privilege escalation, and potential site takeover via credential extraction.

🟠

Likely Case

Extraction of sensitive user data, admin credentials, and plugin configuration information from the database.

🟢

If Mitigated

Limited information disclosure if database permissions are properly restricted and input validation is enforced elsewhere.

🌐 Internet-Facing: HIGH

🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes

Weaponized: CONFIRMED

Unauthenticated Exploit: ⚠️ Yes

Complexity: LOW

Public exploit code available on Packet Storm. Attack requires no authentication and minimal technical skill.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.9.0 and later

Vendor Advisory: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2977505%40chatbot%2Ftrunk&old=2967435%40chatbot%2Ftrunk&sfp_email=&sfph_mail=

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 update available. 5. If no update appears, manually download version 4.9.0+ from WordPress.org and replace plugin files.

🔧 Temporary Workarounds

Temporary Plugin Deactivation

all

Disable the vulnerable plugin until patched

wp plugin deactivate chatbot

Web Application Firewall Rule

linux

Block SQL injection patterns targeting the $strid parameter

ModSecurity rule: SecRule ARGS:strid "@detectSQLi" "id:1001,phase:2,deny,status:403"

🧯 If You Can't Patch

Implement strict input validation for all user-supplied parameters
Deploy web application firewall with SQL injection protection rules

🔍 How to Verify

Check if Vulnerable:

Check plugin version in WordPress admin panel under Plugins > Installed Plugins. If ChatBot version is 4.8.9 or lower, you are vulnerable.

Check Version:

wp plugin get chatbot --field=version

Verify Fix Applied:

Verify plugin version is 4.9.0 or higher. Check that the qcld-wpwbot-search.php file has proper parameter sanitization around line 177.

📡 Detection & Monitoring

Log Indicators:

Unusual SQL queries in database logs
Multiple requests with SQL-like patterns in $strid parameter
Failed login attempts from unexpected IPs following SQL injection attempts

Network Indicators:

HTTP requests containing SQL keywords (UNION, SELECT, etc.) in parameters
Unusual traffic patterns to chatbot-related endpoints

SIEM Query:

source="web_logs" AND (uri_path="*chatbot*" AND (query_string="*strid=*UNION*" OR query_string="*strid=*SELECT*" OR query_string="*strid=*--*"))

📊 Metadata

CVE ID: CVE-2023-5204

CVSS v3 Score: 9.8 (CRITICAL)

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE: CWE-89

Published: October 19, 2023

Last Updated: May 12, 2025

🔗 References

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