# CVE-2024-48938: znuny: Znuny before LTS 6.5.1 through 6.5.10 and 7.0.1 through 7.0.16 allows DoS/ReDos via email

CVE-2024-48938 is fixed in znuny on 1 platform, first by DEBIAN-CVE-2024-48938, released October 11, 2024. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2024-48938
- Priority: High
- CVSS: 7.5 (high)
- EPSS: 0.0059
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 11, 2024

## Description

Znuny before LTS 6.5.1 through 6.5.10 and 7.0.1 through 7.0.16 allows DoS/ReDos via email. Parsing the content of emails where HTML code is copied from Microsoft Word could lead to high CPU usage and block the parsing process.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | znuny Debian 13.5 (trixie) | 6.5.11-1 | [DEBIAN-CVE-2024-48938](https://patchblox.com/security/data/fix/linux/debian-cve-2024-48938.md) | Oct 11, 2024 |
| Linux | znuny Debian 14 | 6.5.11-1 | [DEBIAN-CVE-2024-48938](https://patchblox.com/security/data/fix/linux/debian-cve-2024-48938.md) | Oct 11, 2024 |

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Data as of 2026-11-08T06:59:42Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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