CVE-2025-31561

8.5 HIGH

📋 TL;DR

This SQL injection vulnerability in the Ultimate Push Notifications WordPress plugin allows attackers to execute arbitrary SQL commands on the database. It affects all WordPress sites running the plugin version 1.1.8 or earlier. Successful exploitation could lead to data theft, modification, or complete database compromise.

💻 Affected Systems

Products:
  • Ultimate Push Notifications WordPress Plugin
Versions: n/a through 1.1.8
Operating Systems: All operating systems running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with vulnerable plugin versions 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 including data exfiltration, data destruction, privilege escalation to admin, and potential remote code execution via database functions.

🟠

Likely Case

Unauthorized data access and modification, including user credential theft, content manipulation, and plugin/theme file modification.

🟢

If Mitigated

Limited impact with proper input validation and database user permissions, potentially only allowing data viewing without modification.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

SQL injection vulnerabilities are commonly weaponized quickly. The CVE description suggests unauthenticated access is possible.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.1.9 or later

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/ultimate-push-notifications/vulnerability/wordpress-ultimate-push-notifications-plugin-1-1-8-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find Ultimate Push Notifications. 4. Click 'Update Now' if available. 5. If no update appears, manually download version 1.1.9+ from WordPress.org and replace plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the vulnerable plugin until patched.

wp plugin deactivate ultimate-push-notifications

Web Application Firewall Rules

all

Implement WAF rules to block SQL injection patterns targeting the plugin.

🧯 If You Can't Patch

  • Immediately disable the Ultimate Push Notifications plugin via WordPress admin or command line.
  • Implement network segmentation to isolate the WordPress server and restrict database access to minimum required connections.

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin → Plugins → Ultimate Push Notifications → Version number. If version is 1.1.8 or lower, you are vulnerable.

Check Version:

wp plugin get ultimate-push-notifications --field=version

Verify Fix Applied:

After update, verify plugin version shows 1.1.9 or higher in WordPress admin plugins page.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in WordPress or database logs
  • Multiple failed login attempts followed by plugin-specific requests
  • Requests containing SQL keywords (SELECT, UNION, INSERT) to plugin endpoints

Network Indicators:

  • HTTP requests with SQL injection payloads to /wp-content/plugins/ultimate-push-notifications/
  • Unusual database connection patterns from web server

SIEM Query:

source="wordpress.log" AND "ultimate-push-notifications" AND ("SELECT" OR "UNION" OR "INSERT" OR "DELETE")

🔗 References

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