# CVE-2022-45059: varnish: An issue was discovered in Varnish Cache 7.x before 7.1.2 and 7.2.x before 7.2.1

CVE-2022-45059 is fixed in varnish on 1 platform, first by DEBIAN-CVE-2022-45059, released November 9, 2022. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2022-45059
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0182
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 9, 2022

## Description

An issue was discovered in Varnish Cache 7.x before 7.1.2 and 7.2.x before 7.2.1. A request smuggling attack can be performed on Varnish Cache servers by requesting that certain headers are made hop-by-hop, preventing the Varnish Cache servers from forwarding critical headers to the backend.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | varnish Debian 12.15 (bookworm) | 7.1.1-1.1 | [DEBIAN-CVE-2022-45059](https://patchblox.com/security/data/fix/linux/debian-cve-2022-45059.md) | Nov 9, 2022 |
| Linux | varnish Debian 13.5 (trixie) | 7.1.1-1.1 | [DEBIAN-CVE-2022-45059](https://patchblox.com/security/data/fix/linux/debian-cve-2022-45059.md) | Nov 9, 2022 |

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Data as of 2026-11-08T19:12:23Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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