# DSA-5940-1: modsecurity-apache security update

DSA-5940-1, released June 8, 2025, fixes 1 CVE in modsecurity-apache (version 2.9.7-1+deb12u1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/dsa-5940-1
- Platform: Linux
- Released: Jun 8, 2025
- Priority: High (Closes CVE-2025-47947, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2025-47947

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [modsecurity-apache](https://patchblox.com/security/data/product/linux/modsecurity-apache.md) | Debian 12.15 (bookworm) | 2.9.7-1+deb12u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-47947](https://patchblox.com/security/data/cve/CVE-2025-47947.md) | High | libapache2-mod-security2: ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx | 7.5 | 0.0060 |  |

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Data as of 2026-11-07T06:34:28Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo