CVSS 8.8 (high) · published 2026-11-12
Use after free in PostgreSQL portal setup allows an object creator to execute arbitrary code as the operating system user running the database, via running user-defined code during planning or executor startup that closes the portal currently being prepared. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.
Weakness: CWE-416
Source: NVD CVE-2026-116332
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