Auth bypass in Liketrek Trek

CVE-2026-78863

A vulnerability was found in liketrek TREK up to 3.0.22. Impacted is the function loginUser of the file server/src/services/authService.ts of the component Pre-2FA mfa_token Handler. The manipulation results in improper authentication. The attack may be performed from remote. Upgrading to version 3.1.0 is recommended to address this issue. Upgrading the affected component is recommended.

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-78863?
CVE-2026-78863 is a medium-severity vulnerability in Liketrek Trek, classified under Improper Authentication. CVSS score: 6.3/10. Published 2026-08-25.
How severe is CVE-2026-78863?
Medium severity. CVSS v3 base score is 6.3 out of 10.