🚨 CVE-2026-9082 : SQL Injection Vulnerability in Drupal Core

High-Impact SQL Injection Vulnerability in Drupal Core (PostgreSQL)

📋 Overview

CVE-2026-9082 is a SQL Injection vulnerability in Drupal Core’s database abstraction layer. It affects only sites using PostgreSQL as the database backend.

The vulnerability allows unauthenticated attackers to perform arbitrary SQL injection, potentially leading to data leakage, privilege escalation, and in worst cases, remote code execution.

⚠️ This is a real-world critical security advisory (SA-CORE-2026-004)

🛡️ Severity

Drupal's Internal Assessment: Highly Critical (especially for PostgreSQL sites).

📌 Affected Versions

Not Affected:

• Drupal 7.x (all versions)
• Sites using MySQL or MariaDB
• Sites using SQLite

🔧 Mitigation

Immediate Action

Update Drupal Core immediately to one of the fixed versions listed above.

Quick Commands

# Using Composer (recommended)
composer update drupal/core-recommended --with-dependencies

# Or update to a specific secure version
composer require drupal/core:11.3.10

Additional Recommendations

• Enable automatic updates if possible
• Review database logs for suspicious queries
• Consider temporary WAF rules blocking PostgreSQL-specific payloads if patching is delayed

🛠 Technical Details

• Vulnerability Type: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
• Location: Drupal Core Database Abstraction API
• Exploitable By: Anonymous / Unauthenticated users
• Trigger: Certain database queries using PostgreSQL-specific features

📚 References

• Official Advisory: SA-CORE-2026-004
• CVE Entry: CVE-2026-9082
• Drupal Security Team