CVE-2024-10684: Kognetiks Chatbot XSS Vulnerability

CVE-2024-10684 Overview

CVE-2024-10684 is a Reflected Cross-Site Scripting (XSS) vulnerability [CWE-79] in the Kognetiks Chatbot for WordPress plugin. The flaw affects all versions up to and including 2.1.7 and stems from insufficient input sanitization and output escaping on the dir parameter. Unauthenticated attackers can craft malicious URLs that inject arbitrary JavaScript into pages rendered by the plugin. Successful exploitation requires user interaction, such as clicking a specially crafted link. The vendor released a fix in the plugin trunk via WordPress Plugin repository changeset 3183413.

Critical Impact
An unauthenticated attacker who convinces an administrator to click a crafted link can execute arbitrary JavaScript in the victim's browser session, enabling session theft, account takeover, or drive-by administrative actions.

Affected Products

Kognetiks Chatbot for WordPress plugin — all versions through 2.1.7
WordPress sites with the Kognetiks Chatbot plugin installed and activated
Any WordPress administrator or user session interacting with the vulnerable chatbot-settings-support.php endpoint

Discovery Timeline

2024-11-13 - CVE-2024-10684 published to the National Vulnerability Database
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2024-10684

Vulnerability Analysis

The vulnerability is a Reflected XSS flaw located in the plugin's support settings component, specifically includes/settings/chatbot-settings-support.php. The plugin reads the dir HTTP parameter and reflects it back into the rendered HTML response without applying adequate sanitization or output escaping. Because the value is echoed directly into the page, an attacker-controlled payload is parsed as executable content by the browser.

Exploitation is client-side and requires a target user to load a URL crafted by the attacker. Once triggered, the injected script executes within the origin of the WordPress site, granting it access to session cookies, localStorage, and any authenticated Document Object Model (DOM) interactions. If the victim is a WordPress administrator, the attacker can leverage the script to create new admin accounts, modify plugin settings, or install additional malicious code.

Root Cause

The root cause is missing input validation and missing output escaping on the dir query parameter within the plugin's settings support page. WordPress provides helper functions such as esc_attr(), esc_html(), and sanitize_text_field() for exactly this purpose, but the vulnerable code path emits the parameter value into HTML context without invoking them.

Attack Vector

The attack vector is network-based and unauthenticated, but requires user interaction. An attacker builds a URL targeting the vulnerable settings page and appends a malicious dir parameter value containing JavaScript. The attacker then delivers the URL through phishing email, social media, or a compromised third-party site. When a logged-in user opens the link, the payload executes in the WordPress origin.

No verified public proof-of-concept code is available for CVE-2024-10684. Technical details are documented in the Wordfence Vulnerability Report and the fix is visible in the WordPress Plugin Changeset 3183413.

Detection Methods for CVE-2024-10684

Indicators of Compromise

HTTP requests to plugin URLs containing dir= parameter values with <script>, javascript:, onerror=, or URL-encoded equivalents such as %3Cscript%3E
Access log entries for chatbot-settings-support.php with unusually long or encoded query strings
Unexpected creation of WordPress administrator accounts or plugin modifications following administrator link clicks
Outbound browser requests from admin sessions to attacker-controlled domains shortly after visiting the settings page

Detection Strategies

Inspect web server access logs for query strings targeting Kognetiks Chatbot endpoints containing HTML tag characters or script-related keywords
Deploy a Web Application Firewall (WAF) rule that blocks reflected script payloads on the dir parameter
Correlate administrator authentication events with subsequent privileged configuration changes to identify anomalous post-click activity

Monitoring Recommendations

Alert on WordPress installations still running Kognetiks Chatbot version 2.1.7 or earlier
Monitor for referrer headers pointing to external phishing infrastructure when the plugin's settings pages are accessed
Track browser-side console errors and Content Security Policy (CSP) violations that indicate blocked injection attempts

How to Mitigate CVE-2024-10684

Immediate Actions Required

Update the Kognetiks Chatbot for WordPress plugin to the version that contains the fix from changeset 3183413 (any release after 2.1.7)
Audit WordPress user accounts for unauthorized administrator additions and rotate credentials for any account that clicked suspicious links
Invalidate active WordPress sessions after patching to force reauthentication
Review recent plugin, theme, and settings changes for tampering

Patch Information

The vendor addressed the vulnerability in the plugin trunk via WordPress Plugin Changeset 3183413, which adds proper sanitization and output escaping to the dir parameter in chatbot-settings-support.php. Administrators should update through the WordPress plugin management interface or via WP-CLI.

Workarounds

Deactivate the Kognetiks Chatbot plugin until the patched version can be installed
Enforce a strict Content Security Policy that disallows inline scripts and untrusted script sources on the WordPress admin surface
Restrict access to /wp-admin/ by IP allowlist to reduce exposure of authenticated sessions to phishing links
Train administrators to avoid clicking unverified links that reference plugin settings URLs

bash

# Update the plugin using WP-CLI once a fixed release is available
wp plugin update chatbot-chatgpt

# Or temporarily deactivate the plugin
wp plugin deactivate chatbot-chatgpt

# Verify installed version
wp plugin get chatbot-chatgpt --field=version