High severity8.8NVD Advisory· Published Nov 12, 2026

CVE-2026-120144

Description

Type confusion from incomplete PostgreSQL type-cache invalidation allows an object creator to execute arbitrary code as the operating system user running the database, via a composite type change while its cache entry is being populated. Within major version 18, minor versions before PostgreSQL 18.7 are affected. Versions before PostgreSQL 18 are unaffected.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

PostgreSQL/PostgreSQLllm-fuzzy
Range: <18.7

Patches

Vulnerability mechanics

References

www.postgresql.org/support/security/CVE-2026-120144/nvd

News mentions

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cvss	0.572
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000