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Vulnerability record · CVE-2026-92792 · published 16 September 2026

CVE-2026-92792: Improper authentication vulnerability

OpenNHP through 1.0.2 selects its trusted-execution attestation verifier based on attacker-supplied evidence containing a test_purpose key, causing the FallbackVerifier to execute unconditionally. Attackers can bypass attestation verification by including the test_purpose key in evidence and providing enrolled measure and serial number pairs from the allowlist to gain unauthorized access.

8.7 CVSS 4.0 High EPSS 0.60% · top 53.3% CWE-287 · Improper authentication Awaiting Analysis
8.7CVSS 4.0 base score
0.60%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
5References
22 Sep 2026Last modified by NVD

Description

OpenNHP through 1.0.2 selects its trusted-execution attestation verifier based on attacker-supplied evidence containing a test_purpose key, causing the FallbackVerifier to execute unconditionally. Attackers can bypass attestation verification by including the test_purpose key in evidence and providing enrolled measure and serial number pairs from the allowlist to gain unauthorized access.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/OpenNHP/opennhp
https://github.com/OpenNHP/opennhp/blob/v1.0.2/nhp/core/verifier/verifier.go#L27-L92
https://github.com/OpenNHP/opennhp/issues/1732
https://www.vulncheck.com/advisories/opennhp-through-1.0.2-authentication-bypass-via-fallback-verifier
https://github.com/OpenNHP/opennhp/issues/1732

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Source: NIST National Vulnerability Database (record CVE-2026-92792), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.