VYPR
High severity8.8NVD Advisory· Published Dec 10, 2023· Updated Jun 17, 2026

CVE-2023-5869

CVE-2023-5869

Description

A flaw was found in PostgreSQL that allows authenticated database users to execute arbitrary code through missing overflow checks during SQL array value modification. This issue exists due to an integer overflow during array modification where a remote user can trigger the overflow by providing specially crafted data. This enables the execution of arbitrary code on the target system, allowing users to write arbitrary bytes to memory and extensively read the server's memory.

AI Insight

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

Affected products

331

Patches

Vulnerability mechanics

References

35

News mentions

1