# ELSA-2020-1725: haproxy security update

ELSA-2020-1725, released May 5, 2020, fixes 2 CVEs in haproxy (version 0:1.8.23-3.el8). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2020-1725
- Platform: Linux
- Released: May 5, 2020
- Priority: High (Closes CVE-2019-18277, high severity)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2020-1725.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [haproxy](https://patchblox.com/security/data/product/linux/haproxy.md) | ol 8 | 0:1.8.23-3.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2019-18277](https://patchblox.com/security/data/cve/CVE-2019-18277.md) | High | haproxy: The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.... | 7.5 | 0.1007 |  |
| [CVE-2019-19330](https://patchblox.com/security/data/cve/CVE-2019-19330.md) | High | haproxy: The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.... | 9.8 | 0.0403 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo