Auth bypass in Liketrek Trek

CVE-2026-78885

A vulnerability was identified in liketrek TREK up to 3.0.22. The impacted element is the function findOrCreateUser of the file server/src/services/oidcService.ts of the component OIDC Service. Such manipulation leads to improper authentication. It is possible to launch the attack remotely. The attack requires a high level of complexity. The exploitability is regarded as difficult. Upgrading to version 3.1.0 is sufficient to resolve this issue. Upgrading the affected component is advised.

Vulnerability class: Broken Authentication

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-78885?
CVE-2026-78885 is a medium-severity vulnerability in Liketrek Trek, classified under Improper Authentication. CVSS score: 5.6/10. Published 2026-08-25.
How severe is CVE-2026-78885?
Medium severity. CVSS v3 base score is 5.6 out of 10.