High severity8.8NVD Advisory· Published Aug 13, 2026
CVE-2026-14670
CVE-2026-14670
Description
Heap buffer overflow in PostgreSQL plperl return of a tied hash allows the function owner to execute arbitrary code as the operating system user running the database, via a crafted function body. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.
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Affected products
1- Range: <18.5, <17.11, <16.15, <15.19, <14.24
Patches
Vulnerability mechanics
References
1News mentions
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