CVE-2020-5246: LDAP injection vulnerability in Traccar GPS Tracking System

Severity: medium (CVSS 6.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-07-14 · updated 2026-06-17
Weakness: CWE-90

Description

Traccar GPS Tracking System before version 4.9 has a LDAP injection vulnerability. It occurs when user input is being used in LDAP search filter. By providing specially crafted input, an attacker can modify the logic of the LDAP query and get admin privileges. The issue only impacts instances with LDAP configuration and where users can craft their own names. This has been patched in version 4.9.

Affected products

Traccar: before 4.9 — fixed in 4.9

How to fix

Upgrade to a fixed version: Traccar 4.9. Check the vendor advisory for mitigations.

References

https://github.com/traccar/traccar/commit/e4f6e74e57ab743b65d49ae00f6624a20ca0291e
https://github.com/traccar/traccar/security/advisories/GHSA-v955-7g22-2p49
https://github.com/traccar/traccar/commit/e4f6e74e57ab743b65d49ae00f6624a20ca0291e
https://github.com/traccar/traccar/security/advisories/GHSA-v955-7g22-2p49

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