---
cve: "CVE-2026-6726"
severity: "HIGH"
cvss: 7.9
epss: "16%"
vendor: "Trusted Computing Group"
kev: false
exploited: false
published: "2026-08-11 16:17:34"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-11T04:50:52+02:00"
---

# CVE-2026-6726

> 7.9 HIGH

## Beschreibung

An information leakage vulnerability was reported in the TCG TPM 2.0 reference code that could allow a local attacker with elevated privileges to obtain a credential from a TPM-aware CA for a falsified TPM key (such as an Attestation Key, DevID Key or TLS authentication key) and falsify other TPM 2.0 attestations with this key.  See also TCG VRT0010.

## CVSS-Vektor

```
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Hoch | good |
| UI Interaktion | Keine | bad |
| S Scope | Verändert | bad |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Keine | good |

## Referenzen

- <https://trustedcomputinggroup.org/resource/errata-for-tpm-library-specification-2-0/>
- <https://trustedcomputinggroup.org/wp-content/uploads/VRT0010-Advisory_Final-1.pdf>
- <https://trustedcomputinggroup.org/wp-content/uploads/Extended-vrt0010-11-guidance_V1.pdf>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-6726) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_