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CVE-2026-16238

8.8 · HIGH
Published Aug 13, 2026 postgresql CWE-843

Overview

CVE-2026-16238 is a high-severity vulnerability affecting postgresql postgresql. It was published on August 13, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Type confusion in PostgreSQL pg_restore_attribute_stats() allows an object creator to execute arbitrary code as the operating system user running the database, via conflation of range and multirange values. Within major version 18, minor versions before PostgreSQL 18.6 are affected. Versions before PostgreSQL 18 are unaffected.

Remediation

Check the references section for vendor advisories and patches from postgresql. Update postgresql to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
postgresql postgresql >= 14.0, < 14.24 Affected

Frequently Asked Questions

What is CVE-2026-16238?

CVE-2026-16238 is a high-severity vulnerability affecting postgresql postgresql. It was published on August 13, 2026 and has a CVSS 3.1 base score of 8.8 (HIGH).

How severe is CVE-2026-16238?

This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-16238?

Check the references section for vendor advisories and patches from postgresql. Update postgresql to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-16238?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-16238 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.