---
cve: "CVE-2026-78885"
severity: "MEDIUM"
cvss: 6.3
epss: "0.4%"
vendor: "liketrek"
kev: false
exploited: false
published: "2026-08-25 13:19:31"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-29T22:11:40+02:00"
---

# CVE-2026-78885

> 6.3 MEDIUM · 🧪 PoC

## Beschreibung

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.

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Hoch | good |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Patch verfügbar (OSV)

- f6af1d67a2630d77dcce39a92ac5599d08d7a5a1 (Commit)

## Referenzen

- <https://vuldb.com/vuln/394941>
- <https://vuldb.com/vuln/394941/cti>
- <https://vuldb.com/cve/CVE-2026-78885>
- <https://vuldb.com/submit/886931>
- <https://github.com/mauriceboe/TREK/security/advisories/GHSA-fvgw-r58q-4cw4>
- <https://github.com/liketrek/TREK/releases/tag/v3.1.0>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-78885) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_