CVE-2025-60073

7.5 HIGH

📋 TL;DR

This CVE describes a PHP Local File Inclusion vulnerability in the Responsive Sidebar WordPress plugin. Attackers can include arbitrary local files from the server, potentially leading to sensitive information disclosure or code execution. WordPress sites using vulnerable versions of this plugin are affected.

💻 Affected Systems

Products:
  • WordPress Responsive Sidebar Plugin
Versions: All versions up to and including 1.2.2
Operating Systems: All operating systems running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with the vulnerable plugin activated. PHP configuration may affect exploitability.

⚠️ 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

Full server compromise through inclusion of malicious PHP files leading to remote code execution, data theft, and complete site takeover.

🟠

Likely Case

Sensitive file disclosure (configuration files, database credentials) and limited code execution through existing PHP files on the server.

🟢

If Mitigated

Information disclosure limited to readable files within web server permissions, no code execution if proper file permissions are configured.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Simple HTTP requests can trigger the vulnerability. Public exploit details are available in security advisories.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Versions after 1.2.2

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/responsive-sidebar/vulnerability/wordpress-responsive-sidebar-plugin-1-2-2-local-file-inclusion-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Responsive Sidebar' plugin. 4. Click 'Update Now' if update available. 5. If no update available, deactivate and delete the plugin immediately.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched version is available

wp plugin deactivate responsive-sidebar

Restrict File Access

linux

Configure web server to restrict access to sensitive directories and files

# Add to .htaccess for Apache:
<FilesMatch "\.(php|inc|conf|config|sql|log|txt)$">
  Order Deny,Allow
  Deny from all
</FilesMatch>

🧯 If You Can't Patch

  • Remove the Responsive Sidebar plugin completely from your WordPress installation
  • Implement web application firewall (WAF) rules to block LFI attack patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Installed Plugins for 'Responsive Sidebar' version 1.2.2 or earlier

Check Version:

wp plugin get responsive-sidebar --field=version

Verify Fix Applied:

Verify plugin version is higher than 1.2.2 in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unusual file include patterns in PHP error logs
  • HTTP requests with suspicious file path parameters
  • Multiple 404 errors followed by successful file accesses

Network Indicators:

  • HTTP requests containing '../' sequences or absolute file paths in parameters
  • Requests to plugin-specific endpoints with file inclusion parameters

SIEM Query:

source="web_server_logs" AND (uri="*responsive-sidebar*" AND (param="*../*" OR param="*/etc/*" OR param="*C:\\*"))

🔗 References

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