CVE-2025-32603

9.3 CRITICAL

📋 TL;DR

This SQL injection vulnerability in the WP Online Users Stats WordPress plugin allows attackers to execute arbitrary SQL commands on the database. It affects all WordPress sites running WP Online Users Stats version 1.0.0 or earlier. Attackers can potentially extract, modify, or delete database content.

💻 Affected Systems

Products:
  • WP Online Users Stats WordPress Plugin
Versions: n/a through 1.0.0
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with the vulnerable plugin version 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 leading to data theft, privilege escalation, site takeover, or data destruction.

🟠

Likely Case

Data extraction from the WordPress database including user credentials, sensitive content, and configuration data.

🟢

If Mitigated

Limited impact if database permissions are restricted and web application firewall blocks SQL injection patterns.

🌐 Internet-Facing: HIGH - WordPress sites are typically internet-facing and vulnerable to automated scanning/exploitation.
🏢 Internal Only: MEDIUM - Internal WordPress instances could still be targeted via phishing or compromised internal accounts.

🎯 Exploit Status

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

Blind SQL injection typically requires automated tools but is well-understood by attackers.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.0.1 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/wp-online-users-stats/vulnerability/wordpress-wp-online-users-stats-plugin-1-0-0-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find WP Online Users Stats and click Update Now. 4. Verify plugin version is 1.0.1 or higher.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate wp-online-users-stats

Web Application Firewall

all

Deploy WAF rules to block SQL injection patterns

🧯 If You Can't Patch

  • Remove the WP Online Users Stats plugin completely from the WordPress installation
  • Implement strict database user permissions with read-only access where possible

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Installed Plugins for WP Online Users Stats version 1.0.0 or earlier

Check Version:

wp plugin get wp-online-users-stats --field=version

Verify Fix Applied:

Verify plugin version shows 1.0.1 or higher in WordPress admin

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL error messages in web server logs
  • Multiple failed SQL queries from single IPs
  • Requests with SQL keywords in parameters

Network Indicators:

  • HTTP requests containing SQL syntax in GET/POST parameters
  • Unusual database connection patterns

SIEM Query:

source="web_server.log" AND ("SQL syntax" OR "mysql_error" OR "wp_" AND (SELECT OR UNION OR INSERT))

🔗 References

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