---
cve: "CVE-2026-56222"
severity: "HIGH"
cvss: 8.6
epss: "36%"
vendor: "Capgo"
kev: false
exploited: false
published: "2026-06-23 13:16:44"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-15T07:42:11+02:00"
---

# CVE-2026-56222

> 8.6 HIGH · 🧪 PoC

## Beschreibung

Capgo before 12.128.2 contains an authorization bypass vulnerability in POST /private/role_bindings that fails to verify app_id ownership during app-scoped role binding creation. An attacker with administrative privileges in one organization can create role bindings targeting applications owned by other organizations, enabling unauthorized read and modification of victim applications.

## CVSS-Vektor

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

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

## Patch verfügbar (OSV)

- 6685e5f11adef257bf3d085e481f4d8ebcec602e (Commit)

## Referenzen

- <https://github.com/Cap-go/capgo/security/advisories/GHSA-5r52-m8r9-7f8x>
- <https://www.vulncheck.com/advisories/capgo-cross-organization-app-takeover-via-mismatched-org-id-and-app-id-in-private-role-bindings>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-56222) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_