CVE-2025-66531

8.8 HIGH

📋 TL;DR

This CSRF vulnerability in the Dimitri Grassi Salon booking system WordPress plugin allows attackers to trick authenticated administrators into performing unintended actions. All WordPress sites using salon-booking-system plugin versions up to and including 10.30.3 are affected. Attackers could modify booking settings or perform other administrative actions without the victim's knowledge.

💻 Affected Systems

Products:
  • Dimitri Grassi Salon booking system WordPress plugin
Versions: <= 10.30.3
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects WordPress installations with the salon-booking-system plugin installed and activated. Requires administrator access to exploit.

⚠️ 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 reconfigure the entire booking system, delete all bookings, modify pricing, or inject malicious code into the site through administrator actions.

🟠

Likely Case

Attackers modify booking settings, change business hours, alter pricing, or disrupt normal booking operations by exploiting administrator sessions.

🟢

If Mitigated

With proper CSRF protections and administrator awareness, impact is limited to failed exploitation attempts with no successful unauthorized changes.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

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

CSRF attacks are well-understood and easy to weaponize. Requires the victim to be logged in as an administrator and visit a malicious page.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: > 10.30.3

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/salon-booking-system/vulnerability/wordpress-salon-booking-system-plugin-10-30-3-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 'Salon booking system' and check for updates. 4. Update to version >10.30.3. 5. Verify the update completed successfully.

🔧 Temporary Workarounds

Implement CSRF tokens manually

all

Add CSRF protection to plugin forms if immediate patching isn't possible

Requires custom PHP development to add nonce verification to plugin forms

Use WordPress security plugins

all

Install security plugins that add CSRF protection layer

Install plugins like Wordfence, iThemes Security, or Sucuri

🧯 If You Can't Patch

  • Restrict administrator access to trusted networks only
  • Implement strict SameSite cookie policies and use anti-CSRF browser extensions

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin > Plugins > Installed Plugins for salon-booking-system version

Check Version:

wp plugin list --name=salon-booking-system --field=version (if WP-CLI installed)

Verify Fix Applied:

Verify plugin version is >10.30.3 in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Multiple failed administrator actions from same session
  • Unexpected configuration changes in booking system

Network Indicators:

  • POST requests to booking system endpoints without proper referrer headers
  • Suspicious external domains in HTTP referrer fields

SIEM Query:

source="wordpress.log" AND ("salon-booking-system" OR "salon_booking") AND ("admin" OR "configuration") AND status="200"

🔗 References

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