CVE-2026-25835 Affecting mbedtls3 package, versions <3.6.6-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.18% (7th percentile)

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  • Snyk IDSNYK-ALPINE324-MBEDTLS3-17301485
  • published11 Jun 2026
  • disclosed1 Apr 2026

Introduced: 1 Apr 2026

CVE-2026-25835  (opens in a new tab)

How to fix?

Upgrade Alpine:3.24 mbedtls3 to version 3.6.6-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mbedtls3 package and not the mbedtls3 package as distributed by Alpine. See How to fix? for Alpine:3.24 relevant fixed versions and status.

Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG).

CVSS Base Scores

version 3.1