CVE-2026-16239

ADVISORY - nist

Summary

Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

Common Weakness Enumeration (CWE)

ADVISORY - nist

CWE-843⁠

Access of Resource Using Incompatible Type ('Type Confusion')

Impacted images

Advisories

NIST

CREATED

9 hours ago

UPDATED

6 hours ago

ADVISORY IDCVE-2026-16239⁠

EXPLOITABILITY SCORE

2.8

EXPLOITS FOUND

-

COMMON WEAKNESS ENUMERATION (CWE)

CVSS SCORE

8.8high

Debian

CREATED

3 hours ago

UPDATED

3 hours ago

ADVISORY IDCVE-2026-16239⁠

EXPLOITABILITY SCORE

-

EXPLOITS FOUND

-

COMMON WEAKNESS ENUMERATION (CWE)-

RATING UNAVAILABLE FROM ADVISORY