Critical PostgreSQL Vulnerabilities Enable Remote Code Execution and SQL Injection

PostgreSQL has released security updates addressing multiple high-risk vulnerabilities that could lead to remote code execution (RCE) and SQL injection attacks. The updates, available in versions 18.4, 17.10, 16.14, 15.18, and 14.23, fix eleven vulnerabilities, including CVE-2026-6473, CVE-2026-6475, and CVE-2026-6637, all rated CVSS 8.8. Attackers could exploit these flaws to execute arbitrary code, overwrite local files, and inject SQL commands. The vulnerabilities affect widely deployed PostgreSQL database environments. IT managers are urged to apply the updates promptly to mitigate risks. Additionally, over 60 bugs have been resolved in these updates. The vulnerabilities were disclosed on May 14, 2026, and are considered critical due to their potential impact on database security.

Key Points: • PostgreSQL released updates for 11 high-risk vulnerabilities affecting multiple versions. • Critical vulnerabilities include remote code execution and SQL injection risks. • IT managers are urged to update their systems immediately to mitigate potential attacks.