# postgresql-18 security updates

Patch Radar has 49 security fixes for postgresql-18, closing 46 CVEs. The newest security fix is DEBIAN-CVE-2026-14676 (18.6-1), released August 23, 2026.

- Web page: https://patchblox.com/security/product/linux/postgresql-18
- Platform: Linux
- Supported: yes

## Security fixes, newest first

| Fix | Released | Fixed in | Priority | CVEs | Exploited |
|---|---|---|---|---:|---:|
| [DEBIAN-CVE-2026-14676](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14676.md) | Aug 23, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-16238](https://patchblox.com/security/data/fix/linux/debian-cve-2026-16238.md) | Aug 23, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-16239](https://patchblox.com/security/data/fix/linux/debian-cve-2026-16239.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14669](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14669.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-15742](https://patchblox.com/security/data/fix/linux/debian-cve-2026-15742.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6471](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6471.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14662](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14662.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14664](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14664.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14670](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14670.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-15741](https://patchblox.com/security/data/fix/linux/debian-cve-2026-15741.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-19385](https://patchblox.com/security/data/fix/linux/debian-cve-2026-19385.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14671](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14671.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14680](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14680.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14677](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14677.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6464](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6464.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-18408](https://patchblox.com/security/data/fix/linux/debian-cve-2026-18408.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14668](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14668.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14679](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14679.md) | Aug 14, 2026 | Debian 14 18.6-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-14672](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14672.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-16241](https://patchblox.com/security/data/fix/linux/debian-cve-2026-16241.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-6470](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6470.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-6469](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6469.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-14678](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14678.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-18024](https://patchblox.com/security/data/fix/linux/debian-cve-2026-18024.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-14673](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14673.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-14666](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14666.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-14663](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14663.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-14681](https://patchblox.com/security/data/fix/linux/debian-cve-2026-14681.md) | Aug 14, 2026 | Debian 14 18.6-1 | Routine | 1 | 0 |
| [postgresql-18 18.6-0ubuntu0.26.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-postgresql-18-18.6-0ubuntu0.26.04.1.md) | Aug 13, 2026 | Ubuntu 26.04.1 LTS (resolute) 18.6-0ubuntu0.26.04.1 | High | 28 | 0 |
| [DEBIAN-CVE-2026-6575](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6575.md) | May 27, 2026 | Debian 14 18.4-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-6473](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6473.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6479](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6479.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6478](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6478.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6477](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6477.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6475](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6475.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6637](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6637.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6476](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6476.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6638](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6638.md) | May 15, 2026 | Debian 14 18.4-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-6474](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6474.md) | May 15, 2026 | Debian 14 18.4-1 | Routine | 1 | 0 |
| [DEBIAN-CVE-2026-6472](https://patchblox.com/security/data/fix/linux/debian-cve-2026-6472.md) | May 15, 2026 | Debian 14 18.4-1 | Routine | 1 | 0 |
| [postgresql-18 18.4-0ubuntu0.26.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-postgresql-18-18.4-0ubuntu0.26.04.1.md) | May 14, 2026 | Ubuntu 26.04.1 LTS (resolute) 18.4-0ubuntu0.26.04.1 | High | 11 | 0 |
| [DEBIAN-CVE-2026-2005](https://patchblox.com/security/data/fix/linux/debian-cve-2026-2005.md) | Feb 12, 2026 | Debian 14 18.2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-2004](https://patchblox.com/security/data/fix/linux/debian-cve-2026-2004.md) | Feb 12, 2026 | Debian 14 18.2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-2006](https://patchblox.com/security/data/fix/linux/debian-cve-2026-2006.md) | Feb 12, 2026 | Debian 14 18.2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-2007](https://patchblox.com/security/data/fix/linux/debian-cve-2026-2007.md) | Feb 12, 2026 | Debian 14 18.2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2026-2003](https://patchblox.com/security/data/fix/linux/debian-cve-2026-2003.md) | Feb 12, 2026 | Debian 14 18.2-1 | High | 1 | 0 |
| [DEBIAN-CVE-2025-12818](https://patchblox.com/security/data/fix/linux/debian-cve-2025-12818.md) | Nov 13, 2025 | Debian 14 18.1-1 | High | 1 | 0 |
| [DEBIAN-CVE-2025-12817](https://patchblox.com/security/data/fix/linux/debian-cve-2025-12817.md) | Nov 13, 2025 | Debian 14 18.1-1 | High | 1 | 0 |
| [postgresql-18 18.1-1ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-postgresql-18-18.1-1ubuntu1.md) | Nov 13, 2025 | Ubuntu 26.04.1 LTS (resolute) 18.1-1ubuntu1 | High | 2 | 0 |

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Data as of 2026-11-07T12:40:37Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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