CVE-2025-6025

7.5 HIGH

📋 TL;DR

The Order Tip for WooCommerce WordPress plugin has an unauthenticated input validation vulnerability that allows attackers to manipulate tip amounts. Attackers can submit excessive or negative values to get unauthorized discounts or free orders. All WordPress sites using this plugin up to version 1.5.4 are affected.

💻 Affected Systems

Products:
  • Order Tip for WooCommerce WordPress plugin
Versions: All versions up to and including 1.5.4
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All installations with the vulnerable plugin version are affected regardless of configuration.

⚠️ 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 can place completely free orders by applying negative tip amounts that exceed the order total, resulting in financial loss and inventory depletion.

🟠

Likely Case

Attackers will abuse the vulnerability to get significant discounts on orders, leading to revenue loss and potential abuse of the e-commerce system.

🟢

If Mitigated

With proper input validation and server-side checks, only legitimate tip amounts within configured limits would be accepted.

🌐 Internet-Facing: HIGH
🏢 Internal Only: LOW

🎯 Exploit Status

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

The vulnerability is simple to exploit by modifying the data-tip attribute in web requests, requiring no authentication.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 1.5.5 or later

Vendor Advisory: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3318615%40order-tip-woo&new=3318615%40order-tip-woo&sfp_email=&sfph_mail=

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Order Tip for WooCommerce' and click 'Update Now'. 4. Verify the plugin version is 1.5.5 or higher.

🔧 Temporary Workarounds

Disable the plugin

all

Temporarily disable the Order Tip for WooCommerce plugin until patched

wp plugin deactivate order-tip-woo

Implement custom validation

all

Add server-side validation for tip amounts in WooCommerce checkout

Add custom PHP validation hook in functions.php or custom plugin

🧯 If You Can't Patch

  • Disable the Order Tip for WooCommerce plugin immediately
  • Implement web application firewall rules to block requests with manipulated data-tip parameters

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins for 'Order Tip for WooCommerce' version 1.5.4 or lower

Check Version:

wp plugin get order-tip-woo --field=version

Verify Fix Applied:

Verify plugin version is 1.5.5 or higher in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unusual order discounts, negative tip amounts in WooCommerce order logs
  • Checkout requests with manipulated data-tip parameters

Network Indicators:

  • HTTP POST requests to checkout with abnormal tip values
  • Requests modifying the data-tip parameter

SIEM Query:

source="wordpress" AND ("data-tip" AND ("-" OR value>100))

🔗 References

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