---
cve: "CVE-2026-56305"
severity: "HIGH"
cvss: 8.7
epss: "36%"
vendor: "Capgo"
kev: false
exploited: false
published: "2026-07-10 15:16:42"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-08T08:23:20+02:00"
---

# CVE-2026-56305

> 8.7 HIGH · 🧪 PoC

## Beschreibung

Capgo before 12.128.2 contains an authentication bypass vulnerability in the password change endpoint that allows attackers to change user passwords without requiring current password confirmation. Attackers with temporary session access can exploit this flaw to permanently lock out legitimate users and achieve full account takeover.

## CVSS-Vektor

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

## Patch verfügbar (OSV)

- 6685e5f11adef257bf3d085e481f4d8ebcec602e (Commit)

## Referenzen

- <https://github.com/Cap-go/capgo/security/advisories/GHSA-rjr5-qxqj-cx8g>
- <https://www.vulncheck.com/advisories/capgo-authentication-bypass-in-password-change-via-missing-current-password-validation>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-56305) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_