Feed/CVE-2025-42959
CVE-2025-42959HIGHCVSS 8.1

CVE-2025-42959

Published Jul 7, 2025·Updated Jun 17, 2026

NVD Description

An unauthenticated attacker may exploit a scenario where a Hashed Message Authentication Code (HMAC) credential, extracted from a system missing specific security patches, is reused in a replay attack against a different system. Even if the target system is fully patched, successful exploitation could result in complete system compromise, affecting confidentiality, integrity, and availability.

CVSS Vector

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

References

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