🛡️ CVE-2025-11146 — apt-cacher-ng

🟡 CVSS 5.4 — Medium ✅ No Known Exploit CWE-79 NVD
5.4
CVSS Score
0 Low4 Medium7 High9 Critical10

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”.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs low-level privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity low, availability none.

Weakness class

CVE-2025-11146 is classified as CWE-79: Cross-site Scripting (XSS). User-supplied data is written into a page without escaping, so attacker script runs in the browser of anyone who views it.

Affected software

CVE-2025-11146 is recorded against 1 package.

  • apt-cacher-ng

Timeline and source

Published on 29 September 2025 and last revised on 17 June 2026. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.incibe.es

CVE-2025-11146 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 5.4
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CWE CWE-79
Public Exploit ✅ No
Source NVD
Published 2025-09-29
Updated 2026-08-11
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
apt-cacher-ng — —

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