Mbed TLS through 3.6.4 has an Observable Timing Discrepancy.
CVE-2025-59438
CVSS base score
5.3 (v3.1)
Severity
MEDIUM
Attack vector
Network
Weakness
CWE-208
Last modified
November 5, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Affected products
arm mbed tls
References
- mbed-tls.readthedocs.io Vendor Advisory
- mbed-tls.readthedocs.io Vendor Advisory