CVSS 8.8 (high) · published 2026-11-12
Use after free in PostgreSQL coordination of anonymous RECORD type identifiers among parallel workers allows a database user to execute arbitrary code as the operating system user running the database, via causing one process to free a shared tuple descriptor while another process retains and later uses its address. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.
Weakness: CWE-416, CWE-843
Source: NVD CVE-2026-116304
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