CVE-2026-116320

high

Description

Use after free in PostgreSQL plperl allows an object creator to execute arbitrary code as the operating system user running the database, via dropping the final reference to a Perl array or hash while PostgreSQL is converting that object. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.

References

https://www.postgresql.org/support/security/CVE-2026-116320/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-124500

Details

Source: Mitre, NVD

Published: 2026-11-12

Updated: 2026-11-13

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High