CVE-2025-58676

7.1 HIGH

📋 TL;DR

A Cross-Site Request Forgery (CSRF) vulnerability in the extendyourweb HORIZONTAL SLIDER WordPress plugin allows attackers to inject malicious scripts that execute when users visit compromised pages. This affects all WordPress sites using HORIZONTAL SLIDER versions up to 2.4. The vulnerability enables stored cross-site scripting (XSS) attacks through forged requests.

💻 Affected Systems

Products:
  • extendyourweb HORIZONTAL SLIDER WordPress plugin
Versions: All versions up to and including 2.4
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects WordPress installations with the HORIZONTAL SLIDER plugin active. The vulnerability requires an attacker to trick an authenticated user (typically an administrator) into performing actions.

⚠️ 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 inject persistent malicious scripts that steal administrator credentials, hijack user sessions, deface websites, or redirect visitors to malicious sites when administrators or users view compromised slider content.

🟠

Likely Case

Attackers create forged requests that trick administrators into adding malicious JavaScript to slider content, leading to session hijacking or credential theft for users viewing the compromised slider.

🟢

If Mitigated

With proper CSRF tokens and input validation, the attack would fail as unauthorized requests would be rejected before any script injection occurs.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

CSRF to XSS chain requires social engineering to trick authenticated users but is technically simple to execute once the malicious request is crafted.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.5 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/horizontal-slider/vulnerability/wordpress-horizontal-slider-plugin-2-4-cross-site-request-forgery-csrf-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'HORIZONTAL SLIDER' and click 'Update Now' if available. 4. If no update appears, manually download version 2.5+ from WordPress.org and replace the plugin files via FTP/SFTP or file manager.

🔧 Temporary Workarounds

Temporary Plugin Deactivation

all

Disable the vulnerable plugin until patched to prevent exploitation.

wp plugin deactivate horizontal-slider

CSRF Protection Middleware

all

Implement additional CSRF protection at the web application firewall or WordPress level.

🧯 If You Can't Patch

  • Remove or disable the HORIZONTAL SLIDER plugin entirely.
  • Implement strict Content Security Policy (CSP) headers to mitigate XSS impact.

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin > Plugins > Installed Plugins for HORIZONTAL SLIDER version. If version is 2.4 or lower, the system is vulnerable.

Check Version:

wp plugin get horizontal-slider --field=version

Verify Fix Applied:

Confirm HORIZONTAL SLIDER plugin version is 2.5 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to horizontal-slider admin endpoints without referrer headers
  • Unexpected JavaScript injection in slider content or database entries

Network Indicators:

  • CSRF attack patterns with forged requests to wp-admin/admin-ajax.php or plugin-specific endpoints

SIEM Query:

source="wordpress.log" AND (uri_path="/wp-admin/admin-ajax.php" OR uri_path="*horizontal-slider*") AND http_method="POST" AND referrer=""

🔗 References

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