---
cve: "CVE-2026-92802"
severity: "MEDIUM"
cvss: 5.3
epss: "5%"
vendor: "kanbn"
kev: false
exploited: false
published: "2026-09-16 21:17:29"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-18T05:41:01+02:00"
---

# CVE-2026-92802

> 5.3 MEDIUM · 🧪 PoC

## Beschreibung

kan through 0.6.0 fails to properly validate board creation permissions in the GitHub project import endpoint, allowing guests to create boards despite lacking board:create permission. Attackers can bypass authorization checks by using the importProjects mutation to create boards while remaining blocked on direct creation paths.

## 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 |

## Referenzen

- <https://github.com/kanbn/kan/issues/628>
- <https://github.com/kanbn/kan>
- <https://github.com/kanbn/kan/blob/v0.6.0/packages/api/src/routers/import.ts#L622-L670>
- <https://github.com/kanbn/kan/blob/f08920d/packages/api/src/routers/import.ts#L259>
- <https://www.vulncheck.com/advisories/kan-through-0.6.0-authorization-bypass-via-github-project-import>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-92802) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_