CVE-2025-67526

9.8 CRITICAL

📋 TL;DR

This vulnerability allows attackers to include local files on the server through improper filename control in PHP include/require statements. It affects WordPress sites using the ThimPress Sailing theme, potentially leading to sensitive file disclosure or code execution. All installations using Sailing theme versions before 4.4.6 are vulnerable.

💻 Affected Systems

Products:
  • ThimPress Sailing WordPress Theme
Versions: All versions before 4.4.6
Operating Systems: Any OS running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: Requires WordPress installation with Sailing theme active. PHP configuration with allow_url_include disabled does not prevent local file inclusion.

⚠️ 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 local file inclusion leading to remote code execution, sensitive data exposure, and complete website takeover.

🟠

Likely Case

Sensitive file disclosure (configuration files, database credentials), limited code execution, and potential privilege escalation.

🟢

If Mitigated

Attack blocked at web application firewall level with no successful exploitation.

🌐 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 proof-of-concept available through security advisories.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.4.6

Vendor Advisory: https://patchstack.com/database/Wordpress/Theme/sailing/vulnerability/wordpress-sailing-theme-4-4-6-local-file-inclusion-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Update Sailing theme to version 4.4.6 or later. 4. Verify update completed successfully.

🔧 Temporary Workarounds

Disable vulnerable theme

all

Switch to default WordPress theme until patch can be applied

wp theme activate twentytwentyfour

Web Application Firewall rule

linux

Block requests containing local file inclusion patterns

ModSecurity rule: SecRule ARGS "\.\./" "id:1001,phase:2,deny,status:403,msg:'Local File Inclusion Attempt'

🧯 If You Can't Patch

  • Implement strict file permission controls on web server directories
  • Deploy web application firewall with LFI detection rules

🔍 How to Verify

Check if Vulnerable:

Check WordPress theme version in wp-content/themes/sailing/style.css or via WordPress admin panel

Check Version:

wp theme list --field=name,status,version | grep sailing

Verify Fix Applied:

Confirm Sailing theme version is 4.4.6 or higher in WordPress admin > Appearance > Themes

📡 Detection & Monitoring

Log Indicators:

  • HTTP requests with ../ patterns in parameters
  • PHP include/require errors in web server logs
  • Access to sensitive files like /etc/passwd in web logs

Network Indicators:

  • HTTP GET/POST requests with file path traversal sequences
  • Unexpected file downloads from web server

SIEM Query:

source="web_server.log" AND ("../" OR "..\" OR "/etc/" OR "/proc/") AND status=200

🔗 References

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