CVE-2026-19293

SMP security request (from peripheral) does not include the maximum encryption key size supported. Using a key with less than the maximum keysize makes brute-forcing the key easier. See V6 in BLERP paper linked below.

Scoring

Severity
HIGH
CVSS base score
8.8
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS probability
0.13%
CWE
CWE-521
Published
2026-08-13
Last modified
2026-08-13

Affected products

Weakness type

Related vulnerabilities

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