# CVE-2022-4427: znuny: Improper Input Validation vulnerability in OTRS AG OTRS, OTRS AG ((OTRS)) Community Edition allows SQL Injection via...

CVE-2022-4427 is fixed in znuny on 1 platform, first by DEBIAN-CVE-2022-4427, released December 19, 2022. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2022-4427
- Priority: Urgent
- CVSS: 9.8 (critical)
- EPSS: 0.0076
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 19, 2022

## Description

Improper Input Validation vulnerability in OTRS AG OTRS, OTRS AG ((OTRS)) Community Edition allows SQL Injection via TicketSearch Webservice This issue affects OTRS: from 7.0.1 before 7.0.40 Patch 1, from 8.0.1 before 8.0.28 Patch 1; ((OTRS)) Community Edition: from 6.0.1 through 6.0.34.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | znuny Debian 12.15 (bookworm) | 6.4.5-1 | [DEBIAN-CVE-2022-4427](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4427.md) | Dec 19, 2022 |
| Linux | znuny Debian 13.5 (trixie) | 6.4.5-1 | [DEBIAN-CVE-2022-4427](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4427.md) | Dec 19, 2022 |
| Linux | znuny Debian 14 | 6.4.5-1 | [DEBIAN-CVE-2022-4427](https://patchblox.com/security/data/fix/linux/debian-cve-2022-4427.md) | Dec 19, 2022 |

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Data as of 2026-11-08T13:06:02Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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