Security Bypass in Traccar GPS Tracking System
CVE-2026-104203

7.5HIGH

Key Information:

Vendor

Traccar

Status
Traccar
Vendor
CVE Published:
4 November 2026

What is CVE-2026-104203?

The Traccar GPS tracking system has a security flaw in the MediaFilter and ResourceServlet components, which allows unauthenticated attackers to bypass authorization checks. By manipulating the URL path with specific semicolon characters, attackers can gain unauthorized access to protected media files, including photos, audio, and videos. This vulnerability can lead to exposure of sensitive information if deployed in environments with stored media. It is recommended to update to version 6.15.0, which resolves this issue.

Affected Version(s)

traccar >= 5.1, < 6.15.0

References

https://github.com/traccar/traccar/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/traccar/traccar/commit/f6f22ea32a7c6d5...
x_refsource_MISC
https://github.com/traccar/traccar/releases/tag/v6.15.0
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.