CVE-2025-31403

9.3 CRITICAL

📋 TL;DR

This SQL injection vulnerability in the Shiptrack Booking Calendar and Notification WordPress plugin allows attackers to execute arbitrary SQL commands on the database. All WordPress sites using affected versions of this plugin are vulnerable, potentially exposing sensitive data.

💻 Affected Systems

Products:
  • Shiptrack Booking Calendar and Notification WordPress Plugin
Versions: n/a through 4.0.3
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with vulnerable plugin versions installed and activated.

⚠️ 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

Complete database compromise including user credentials, personal data, and administrative access leading to full site takeover.

🟠

Likely Case

Data exfiltration of sensitive booking information, user details, and potential privilege escalation.

🟢

If Mitigated

Limited information disclosure if database permissions are properly restricted and input validation is enforced elsewhere.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Blind SQL injection suggests exploitation requires inference techniques but automated tools exist.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 4.0.4 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/booking-calendar-and-notification/vulnerability/wordpress-booking-calendar-and-notification-plugin-4-0-3-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Booking Calendar and Notification'. 4. Click 'Update Now' if available. 5. Alternatively, download version 4.0.4+ from WordPress repository and manually replace files.

🔧 Temporary Workarounds

Temporary Plugin Deactivation

all

Disable the vulnerable plugin until patched version is available.

wp plugin deactivate booking-calendar-and-notification

Web Application Firewall Rule

all

Block SQL injection patterns targeting the plugin endpoints.

🧯 If You Can't Patch

  • Implement strict input validation and parameterized queries in custom code
  • Restrict database user permissions to minimum required operations

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin > Plugins > Installed Plugins for 'Booking Calendar and Notification' version 4.0.3 or earlier.

Check Version:

wp plugin get booking-calendar-and-notification --field=version

Verify Fix Applied:

Confirm plugin version is 4.0.4 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL error messages in WordPress debug logs
  • Multiple failed SQL queries from single IP addresses

Network Indicators:

  • HTTP requests with SQL syntax in parameters to /wp-content/plugins/booking-calendar-and-notification/ endpoints

SIEM Query:

source="wordpress.log" AND "booking-calendar-and-notification" AND ("SQL" OR "database" OR "syntax")

🔗 References

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