CVE-2026-42505 Affecting octo-sts package, versions <0.7.2-r4


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.38% (31st percentile)

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  • Snyk IDSNYK-WOLFILATEST-OCTOSTS-17994255
  • published16 Jul 2026
  • disclosed8 Jul 2026

Introduced: 8 Jul 2026

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

How to fix?

Upgrade Wolfi octo-sts to version 0.7.2-r4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream octo-sts package and not the octo-sts 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