CVE-2026-42505 Affecting step-ca package, versions <0.30.2-r15


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.41% (34th percentile)

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  • Snyk IDSNYK-WOLFILATEST-STEPCA-17929383
  • published10 Jul 2026
  • disclosed8 Jul 2026

Introduced: 8 Jul 2026

NewCVE-2026-42505  (opens in a new tab)

How to fix?

Upgrade Wolfi step-ca to version 0.30.2-r15 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream step-ca package and not the step-ca package as distributed by Wolfi. See How to fix? for Wolfi relevant fixed versions and status.

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

CVSS Base Scores

version 3.1