CVE-2026-6726
An information leakage vulnerability in the TCG TPM 2.0 reference code.
Reported by certcc · Published August 11, 2026
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.
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| TPM2.0 | Trusted Computing Group | 184 |
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Trusted Computing Group | TPM2.0 | 0 |
| Trusted Computing Group | TPM2.0 | 0 |
Timeline
- Aug 11, 2026 CVE Published
- Aug 12, 2026 Coalition ESS Score
- Aug 12, 2026 Security Advisory (2 in total, the first dated here)
- Aug 12, 2026 CVE Updated
- Aug 24, 2026 EPSS Score (12 in total, the first dated here)
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln CVE-2026-6726
vulnetix vdb fixes CVE-2026-6726Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
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