CVE-2026-16238
HighCVSS 8.8Exploitation Probability (EPSS)
Low risk46th percentile - higher than 46% of all known CVEs
Summary
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 18.5 are affected.
Risk Assessment
Risk of arbitrary code execution on the database server, potentially leading to full system compromise and data confidentiality breaches.
Recommendation
Update PostgreSQL to version 18.5 or later, which includes a fix for this vulnerability.
Original NVD description (English source)
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 18.5 are affected. Versions before PostgreSQL 18 are unaffected.