High severity7.2NVD Advisory· Published Aug 13, 2026

CVE-2026-6471

Description

Missing authorization in PostgreSQL logical decoding allows a non-superuser holding REPLICATION privilege to dlopen any file visible to the operating system account running the server, via the choice of logical decoding plugin. This in turn runs arbitrary code as that account. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

AI Insight

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

Affected products

PostgreSQL/PostgreSQLllm-fuzzy
Range: <18.5, <17.11, <16.15, <15.19, <14.24

Patches

Vulnerability mechanics

References

www.postgresql.org/support/security/CVE-2026-6471/nvd

News mentions

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cvss	0.468
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000