CVE-2024-35713

6.5 MEDIUM

📋 TL;DR

This stored cross-site scripting (XSS) vulnerability in the Testimonial Carousel For Elementor WordPress plugin allows attackers to inject malicious scripts into web pages. When users view pages containing the compromised testimonials, the scripts execute in their browsers, potentially stealing session cookies or performing actions on their behalf. All WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • Testimonial Carousel For Elementor WordPress Plugin
Versions: All versions up to and including 10.1.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires the plugin to be installed and active on WordPress sites. The vulnerability exists in testimonial input fields.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could steal administrator session cookies, take over WordPress sites, deface websites, or redirect visitors to malicious sites.

🟠

Likely Case

Attackers inject malicious JavaScript to steal user session cookies or credentials, potentially compromising user accounts.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts would be neutralized before execution.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Stored XSS vulnerabilities are commonly exploited. Attackers need contributor-level access or higher to inject malicious testimonials.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 10.1.2 or later

Vendor Advisory: https://patchstack.com/database/vulnerability/testimonials-carousel-elementor/wordpress-testimonial-carousel-for-elementor-plugin-10-1-1-cross-site-scripting-xss-vulnerability

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Testimonial Carousel For Elementor'. 4. Click 'Update Now' if available. 5. Alternatively, download latest version from WordPress repository and manually update.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate testimonials-carousel-elementor

Restrict User Roles

all

Limit testimonial submission to trusted administrators only

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block XSS payloads in testimonial submissions
  • Enable Content Security Policy (CSP) headers to restrict script execution sources

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin > Plugins > Testimonial Carousel For Elementor. If version is 10.1.1 or earlier, you are vulnerable.

Check Version:

wp plugin get testimonials-carousel-elementor --field=version

Verify Fix Applied:

After updating, verify plugin version shows 10.1.2 or later in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

  • Unusual testimonial submissions containing script tags or JavaScript code
  • Multiple failed login attempts followed by testimonial submissions

Network Indicators:

  • HTTP POST requests to wp-admin/admin-ajax.php with suspicious payloads in testimonial fields

SIEM Query:

source="wordpress.log" AND ("testimonial" AND ("<script>" OR "javascript:" OR "onerror=" OR "onload="))

🔗 References

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