# RHSA-2026:19009: postgresql18 security update

RHSA-2026:19009, released February 12, 2026, fixes 5 CVEs in postgresql18 (version 18.3-1.el10_2). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-19009
- Platform: Linux
- Released: Feb 12, 2026
- Priority: High (Closes CVE-2026-2005, high severity)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:19009

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [postgresql18](https://patchblox.com/security/data/product/linux/postgresql18.md) | RHEL 10 | 18.3-1.el10_2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-2005](https://patchblox.com/security/data/cve/CVE-2026-2005.md) | High | pg_repack: PostgreSQL is an advanced object-relational database management system (DBMS).  Security Fix(es):  * postgresql: Post... | 8.8 | 0.0137 |  |
| [CVE-2026-2004](https://patchblox.com/security/data/cve/CVE-2026-2004.md) | High | pg_repack: PostgreSQL is an advanced object-relational database management system (DBMS).  Security Fix(es):  * postgresql: Post... | 8.8 | 0.0134 |  |
| [CVE-2026-2006](https://patchblox.com/security/data/cve/CVE-2026-2006.md) | High | postgresql-private-devel: PostgreSQL is an advanced object-relational database management system (DBMS).  Security Fix(es):  * postgresql: Post... | 8.8 | 0.0116 |  |
| [CVE-2026-2007](https://patchblox.com/security/data/cve/CVE-2026-2007.md) | High | postgresql18: This update for postgresql18 fixes the following issues:  Update to version 18.3 (bsc#1258754).  Security issues fixe... | 8.8 | 0.0055 |  |
| [CVE-2026-2003](https://patchblox.com/security/data/cve/CVE-2026-2003.md) | High | libecpg6: Improper validation of type "oidvector" in PostgreSQL allows a database user to disclose a few bytes of server memory | 8.8 | 0.0032 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo