# DLA-4468-1: tomcat9 security update

DLA-4468-1, released February 5, 2026, fixes 1 CVE in tomcat9 (version 9.0.107-0+deb11u2). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/dla-4468-1
- Platform: Linux
- Released: Feb 5, 2026
- Priority: High (Closes CVE-2025-55752, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2025-55752

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [tomcat9](https://patchblox.com/security/data/product/linux/tomcat9.md) | Debian 11.6 (bullseye) | 9.0.107-0+deb11u2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-55752](https://patchblox.com/security/data/cve/CVE-2025-55752.md) | High | tomcat: Apache Tomcat is a servlet container for the Java Servlet and JavaServer Pages (JSP) technologies.  Security Fix(es):... | 7.5 | 0.6441 |  |

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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo