CVE-2025-23661

7.1 HIGH

📋 TL;DR

A Cross-Site Request Forgery (CSRF) vulnerability in Ryan Sutana NV Slider WordPress plugin allows attackers to perform stored cross-site scripting (XSS) attacks. This affects WordPress sites using NV Slider plugin versions up to 1.6. Attackers can trick authenticated administrators into executing malicious actions that inject persistent scripts.

💻 Affected Systems

Products:
  • Ryan Sutana NV Slider WordPress Plugin
Versions: All versions up to and including 1.6
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with NV Slider plugin active. Attack requires administrator or editor-level user to be tricked into visiting malicious page while authenticated.

⚠️ 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 malicious JavaScript that steals administrator credentials, redirects users to malicious sites, or takes full control of the WordPress site when administrators view infected pages.

🟠

Likely Case

Attackers create fake admin interfaces or forms that trick logged-in administrators into executing actions that inject malicious scripts into slider content, affecting site visitors.

🟢

If Mitigated

With proper CSRF tokens and input validation, the vulnerability would be prevented, limiting impact to plugin functionality only.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

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

Exploitation requires social engineering to trick authenticated users. No public exploit code available at time of analysis.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version after 1.6

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/nv-slider/vulnerability/wordpress-nv-slider-plugin-1-6-csrf-to-stored-cross-site-scripting-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'NV Slider' and check for updates. 4. If update available, click 'Update Now'. 5. If no update available, consider disabling or removing the plugin.

🔧 Temporary Workarounds

Disable NV Slider Plugin

WordPress

Temporarily disable the vulnerable plugin until patched version is available

wp plugin deactivate nv-slider

Implement CSRF Protection

WordPress

Add custom CSRF tokens to WordPress forms using security plugins

🧯 If You Can't Patch

  • Remove NV Slider plugin completely and use alternative slider solutions
  • Restrict admin access to trusted networks only and implement strict access controls

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for NV Slider version. If version is 1.6 or lower, you are vulnerable.

Check Version:

wp plugin get nv-slider --field=version

Verify Fix Applied:

After update, verify NV Slider version is higher than 1.6 in WordPress plugins list.

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests to wp-admin/admin-ajax.php with slider-related parameters
  • Multiple failed CSRF token validations in WordPress logs

Network Indicators:

  • Unexpected iframe or script injections in slider content
  • External JavaScript loading from suspicious domains in slider elements

SIEM Query:

source="wordpress.log" AND ("nv-slider" OR "admin-ajax.php") AND ("CSRF" OR "nonce" OR "slider")

🔗 References

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