CVE-2016-0766: Canonical Ubuntu Linux

High severity, CVSS 8.8. EPSS: 4.1% chance of exploitation in the next 30 days.

PostgreSQL before 9.1.20, 9.2.x before 9.2.15, 9.3.x before 9.3.11, 9.4.x before 9.4.6, and 9.5.x before 9.5.1 does not properly restrict access to unspecified custom configuration settings (GUCS) for PL/Java, which allows attackers to gain privileges via unspecified vectors.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 15.10 only
• Debian Debian Linux: version 7.0 only; version 8.0 only
• PostgreSQL PostgreSQL: from 9.1.0, before 9.1.20 (fixed in 9.1.20); from 9.2, before 9.2.15 (fixed in 9.2.15); from 9.3, before 9.3.11 (fixed in 9.3.11); from 9.4, before 9.4.6 (fixed in 9.4.6); version 9.5 only

Published 2016-02-17. Last modified 2026-06-17.