CVE-2025-52496

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Mbed TLS before 3.6.4 has a race condition in AESNI detection if certain compiler optimizations occur. An attacker may be able to extract an AES key from a multithreaded program, or perform a GCM forgery.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N

Weakness enumeration

CWE-733

Affected software

No affected versions have been published.

Timeline

Published: Jul 4, 2025
Last modified: Jun 17, 2026
NVD status: Modified

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