HIGH

CVE-2026-112377

CVSS v3

7.4

HIGH

EPSS Score

—

exploit probability

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-112377 yet.

Full record on NVD

Description

CCC Attestation SIG attested-tls-poc through commit 731ca82 fails to bind early attestation Evidence to the TLS connection, allowing attackers to relay valid Evidence from a genuine attester. Attackers holding an extracted attested TLS private key can forward the relying party's nonce to a genuine attester and replay its Evidence to impersonate the attested workload and intercept data.

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Published: 2026-10-19
Last Modified: 2026-10-19

Frequently asked questions

What is CVE-2026-112377?

Is CVE-2026-112377 actively exploited?

Active exploitation of CVE-2026-112377 has not been confirmed.

What is the CVSS score for CVE-2026-112377?

CVE-2026-112377 has a CVSS v3 base score of 7.4 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.

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