---
cve: "CVE-2026-114395"
severity: "MEDIUM"
cvss: 5.3
epss: ""
vendor: "polonel"
kev: false
exploited: false
published: "2026-10-21 13:18:30"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-10-27T08:39:52+01:00"
---

# CVE-2026-114395

> 5.3 MEDIUM · 🧪 PoC

## Beschreibung

Trudesk through 1.2.11 contains an authorization bypass vulnerability in apiMessages.send that allows authenticated users to post messages as other users due to an incomplete CVE-2022-1931 fix. Attackers can supply arbitrary owner and cId values to POST /api/v1/messages/send to inject spoofed messages into conversations they do not belong to.

## CNA-Record (Kanon, cvelistV5)

- CNA: **VulnCheck**
- State: PUBLISHED
- Stand: 2026-10-21 13:24:57
- CNA-CVSS: **5.3** (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **poc**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

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

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

## Schwachstellen-Klasse

- **CWE-639** — Authorization Bypass Through User-Controlled Key
  The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data.

## Referenzen

- <https://hackmd.io/@leediay/multiple-vuln-trudesk-1211>
- <https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v1/messages.js#L183-L253>
- <https://github.com/polonel/trudesk>
- <https://www.vulncheck.com/advisories/trudesk-through-1.2.11-authorization-bypass-via-api-v1-messages-send>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-114395/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_