# CVE-2025-11146: apt-cacher-ng: Reflected Cross-site scripting (XSS) in Apt-Cacher-NG v3.2.1

CVE-2025-11146 is fixed in apt-cacher-ng on 1 platform, first by DEBIAN-CVE-2025-11146, released September 29, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-11146
- Priority: Routine
- CVSS: 5.4 (medium)
- EPSS: 0.0018
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 29, 2025

## Description

Reflected Cross-site scripting (XSS) in Apt-Cacher-NG v3.2.1. The vulnerability allows an attacker to execute malicious scripts (XSS) in the web management application. The vulnerability is caused by improper handling of GET inputs included in the URL in “/acng-report.html”.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | apt-cacher-ng Debian 13.5 (trixie) | 3.7.5-1 | [DEBIAN-CVE-2025-11146](https://patchblox.com/security/data/fix/linux/debian-cve-2025-11146.md) | Sep 29, 2025 |
| Linux | apt-cacher-ng Debian 14 | 3.7.5-1 | [DEBIAN-CVE-2025-11146](https://patchblox.com/security/data/fix/linux/debian-cve-2025-11146.md) | Sep 29, 2025 |

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Data as of 2026-11-09T01:18:40Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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