CVE-2025-39479

9.3 CRITICAL

📋 TL;DR

This SQL injection vulnerability in the Smart Notification WordPress plugin allows attackers to execute arbitrary SQL commands on the database. It affects all versions up to 10.3, potentially compromising websites using this plugin. Attackers could extract, modify, or delete sensitive data from the database.

💻 Affected Systems

Products:
  • Smart Notification WordPress Plugin
Versions: All versions up to and including 10.3
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects WordPress installations with the Smart Notification plugin enabled. No special configuration required.

⚠️ 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, data destruction, or full website takeover via privilege escalation.

🟠

Likely Case

Extraction of sensitive user data (emails, passwords, personal information) and potential administrative access to the WordPress site.

🟢

If Mitigated

Limited data exposure if database permissions are properly restricted and input validation is enforced at other layers.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Blind SQL injection allows data extraction through boolean-based or time-based techniques. Public exploit details are available.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Version 10.4 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/smio-push-notification/vulnerability/wordpress-smart-notification-plugin-10-3-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Smart Notification plugin. 4. Click 'Update Now' if update is available. 5. If no update appears, manually download version 10.4+ from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate smart-notification

Web Application Firewall Rule

all

Block SQL injection patterns targeting the plugin

Modify WAF to block requests containing SQL injection patterns to /wp-content/plugins/smart-notification/

🧯 If You Can't Patch

  • Implement strict input validation and parameterized queries in custom code
  • Restrict database user permissions to SELECT only where possible

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel > Plugins > Smart Notification version. If version is 10.3 or lower, you are vulnerable.

Check Version:

wp plugin list --name=smart-notification --field=version

Verify Fix Applied:

Confirm plugin version is 10.4 or higher in WordPress admin panel.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in database logs
  • Multiple failed login attempts from single IP
  • Requests to /wp-content/plugins/smart-notification/ with SQL patterns

Network Indicators:

  • HTTP requests containing SQL keywords (UNION, SELECT, INSERT) targeting plugin endpoints
  • Abnormal traffic patterns to WordPress admin areas

SIEM Query:

source="web_server" AND (uri="*smart-notification*" AND (content="*UNION*" OR content="*SELECT*" OR content="*INSERT*"))

🔗 References

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