CVE-2025-49899

5.3 MEDIUM

📋 TL;DR

This vulnerability allows unauthorized users to access functionality that should be restricted by proper access controls in the Whydonate WordPress plugin. Attackers can perform actions intended only for authenticated users or administrators. All WordPress sites using vulnerable versions of the Whydonate plugin are affected.

💻 Affected Systems

Products:
  • Whydonate WordPress Plugin
Versions: All versions up to and including 4.0.15
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress 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

Unauthorized users could modify donation settings, access donor data, or manipulate fundraising campaigns, potentially leading to financial fraud or data exposure.

🟠

Likely Case

Attackers could view restricted donation information, modify campaign settings, or perform limited administrative actions without proper credentials.

🟢

If Mitigated

With proper network segmentation and web application firewalls, impact would be limited to unauthorized access to specific plugin functionality only.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: MEDIUM

Exploitation requires understanding of WordPress plugin structure and API endpoints, but no authentication is needed once endpoints are identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 4.0.16 or later

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/wp-whydonate/vulnerability/wordpress-whydonate-plugin-4-0-15-broken-access-control-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Whydonate plugin. 4. Click 'Update Now' if update is available. 5. If no update appears, manually download version 4.0.16+ from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Disable Whydonate Plugin

WordPress

Temporarily disable the vulnerable plugin until patched version is available

wp plugin deactivate wp-whydonate

Web Application Firewall Rule

all

Block access to Whydonate-specific endpoints

Add WAF rule to block requests to /wp-content/plugins/wp-whydonate/* for non-authenticated users

🧯 If You Can't Patch

  • Implement strict network access controls to limit who can access the WordPress admin interface
  • Enable WordPress security plugins that monitor for unauthorized access attempts and block suspicious activity

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Whydonate version number

Check Version:

wp plugin get wp-whydonate --field=version

Verify Fix Applied:

Verify Whydonate plugin version is 4.0.16 or higher in WordPress admin

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized access attempts to Whydonate plugin endpoints
  • 403 errors followed by 200 success codes for same endpoints
  • Unusual user agents accessing /wp-content/plugins/wp-whydonate/

Network Indicators:

  • HTTP requests to Whydonate API endpoints from unauthenticated sources
  • Unusual traffic patterns to plugin-specific URLs

SIEM Query:

source="wordpress.log" AND (uri_path="/wp-content/plugins/wp-whydonate/*" AND (response_code=200 AND user="-"))

🔗 References

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