CVE-2026-34871

—

CVSS 3.1

6.7 medium

EPSS

<1%p9

Published

Apr 1, 2026 (Apr 1, 2026)

Modified

Jun 17, 2026

Description

An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0. There is a Predictable Seed in a Pseudo-Random Number Generator (PRNG).

Vendors: arm trustedfirmware
Products: mbed tls, tf-psa-crypto
Weakness: CWE-338
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

NVD CVE.org GitHub PoCs EPSS (0.2%)

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