CVE-2026-78863

liketrek TREK Pre-2FA mfa_token authService.ts loginUser improper authentication

State: Published
Severity: 5.3 Medium
Published: Aug 25, 2026
Updated: Aug 27, 2026
Reserved: Aug 25, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	6.3 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
3.0	6.3 Medium	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C	VulDB
2.0	6.5 Medium	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-287 Improper Authentication

Affected Products

Product	Versions
TREKliketrek	3.0.0Affected 3.0.1Affected 3.0.2Affected 3.0.3Affected 3.0.4Affected 3.0.5Affected 3.0.6Affected 3.0.7Affected 3.0.8Affected 3.0.9Affected 3.0.10Affected 3.0.11Affected 3.0.12Affected 3.0.13Affected 3.0.14Affected 3.0.15Affected 3.0.16Affected 3.0.17Affected 3.0.18Affected 3.0.19Affected 3.0.20Affected 3.0.21Affected 3.0.22Affected 3.1.0Not affected

References

VDB-394939 | liketrek TREK Pre-2FA mfa_token authService.ts loginUser improper authenticationvdb-entrytechnical-description
VDB-394939 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-78863 | CVE Analysis and Reportthird-party-advisory
Submit #886929 | mauriceboe TREK <= 3.0.22 Improper Authenticationthird-party-advisory
https://github.com/mauriceboe/TREK/security/advisories/GHSA-mjh4-w6fq-54qmrelated
https://github.com/liketrek/TREK/releases/tag/v3.1.0patch

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