CVE-2025-58600

5.3 MEDIUM

📋 TL;DR

This CVE describes a missing authorization vulnerability in the Paid Member Subscriptions WordPress plugin that allows attackers to bypass access controls and view restricted content. All WordPress sites using Paid Member Subscriptions versions up to 2.15.9 are affected. The vulnerability stems from incorrectly configured security levels that fail to properly enforce user permissions.

💻 Affected Systems

Products:
  • Paid Member Subscriptions WordPress Plugin
Versions: n/a through 2.15.9
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: All WordPress installations using vulnerable plugin versions 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 could access all premium content, member-only areas, and potentially sensitive user data without paying or authenticating, leading to revenue loss and privacy violations.

🟠

Likely Case

Unauthorized users accessing paid content they shouldn't have access to, resulting in subscription bypass and content theft.

🟢

If Mitigated

With proper access controls and monitoring, impact is limited to potential content exposure without system compromise.

🌐 Internet-Facing: HIGH - WordPress sites are typically internet-facing, and this plugin vulnerability is directly accessible via web requests.
🏢 Internal Only: LOW - This is primarily a web application vulnerability affecting public-facing WordPress sites.

🎯 Exploit Status

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

Exploitation requires understanding of WordPress plugin structure and access control mechanisms, but no authentication is needed to attempt exploitation.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 2.16.0 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/paid-member-subscriptions/vulnerability/wordpress-paid-member-subscriptions-plugin-2-15-9-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 'Paid Member Subscriptions'. 4. Click 'Update Now' if update is available. 5. Alternatively, download version 2.16.0+ from WordPress.org and manually update.

🔧 Temporary Workarounds

Temporary Access Restriction

all

Disable the plugin temporarily until patched, or restrict access to affected pages via .htaccess or web application firewall rules.

# Example .htaccess rule to restrict access to member areas
# Add to .htaccess in WordPress root directory
<Files "member-*">
Order Deny,Allow
Deny from all
</Files>

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block suspicious access patterns to member-only content
  • Enable detailed logging of all access attempts to restricted content and monitor for unauthorized access patterns

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Installed Plugins → Paid Member Subscriptions version. If version is 2.15.9 or lower, you are vulnerable.

Check Version:

wp plugin list --name=paid-member-subscriptions --field=version

Verify Fix Applied:

After updating, verify plugin version shows 2.16.0 or higher in WordPress admin panel. Test access to restricted content with non-member accounts.

📡 Detection & Monitoring

Log Indicators:

  • Multiple 200/302 responses to member-only URLs from unauthenticated IPs
  • Access patterns showing non-members accessing /member/ or /premium/ content paths

Network Indicators:

  • HTTP requests to restricted content endpoints without proper authentication headers or cookies

SIEM Query:

source="wordpress.log" AND (uri_path="/member/*" OR uri_path="/premium/*") AND http_status=200 AND NOT user_agent="bot" AND NOT authenticated=true

🔗 References

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