---
cve: "CVE-2026-16123"
severity: "MEDIUM"
cvss: 5.3
epss: "21%"
vendor: "nextlevelbuilder"
kev: false
exploited: false
published: "2026-07-18 15:17:33"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-09T04:34:26+02:00"
---

# CVE-2026-16123

> 5.3 MEDIUM · 🧪 PoC

## Beschreibung

A weakness has been identified in nextlevelbuilder GoClaw up to 3.13.2. Affected by this issue is the function ToolsInvokeHandler.ServeHTTP of the file internal/http/tools_invoke.go of the component Invoke Endpoint. This manipulation causes missing authorization. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

## CVSS-Vektor

```
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:P
```

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

## Referenzen

- <https://vuldb.com/vuln/379832>
- <https://vuldb.com/vuln/379832/cti>
- <https://vuldb.com/cve/CVE-2026-16123>
- <https://vuldb.com/submit/856857>
- <https://github.com/nextlevelbuilder/goclaw/issues/1217>
- <https://github.com/nextlevelbuilder/goclaw/issues/1217#issuecomment-4759982122>
- <https://github.com/nextlevelbuilder/goclaw/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-16123) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_