Medium severity6.7NVD Advisory· Published Apr 1, 2026· Updated Apr 6, 2026

CVE-2026-34871

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).

Affected products

Arm/Mbed Tls
cpe:2.3:a:arm:mbed_tls:*:*:*:*:*:*:*:*
Range: <3.6.6
Arm/Tf Psa Crypto
cpe:2.3:a:arm:tf-psa-crypto:*:*:*:*:*:*:*:*
Range: <1.1.0

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

mbed-tls.readthedocs.io/en/latest/security-advisories/nvdVendor Advisory
mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2026-03-dev-random/nvdVendor Advisory

News mentions

No linked articles in our index yet.

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