Improper Certificate Validation Affecting pulumi-kubernetes-operator package, versions <2.7.0-r8


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.21% (11th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-CHAINGUARDLATEST-PULUMIKUBERNETESOPERATOR-16914507
  • published28 May 2026
  • disclosed22 May 2026

Introduced: 22 May 2026

NewCVE-2026-39835  (opens in a new tab)
CWE-295  (opens in a new tab)

How to fix?

Upgrade Chainguard pulumi-kubernetes-operator to version 2.7.0-r8 or higher.

NVD Description

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

SSH servers which use CertChecker as a public key callback without setting IsUserAuthority or IsHostAuthority could be caused to panic by a client presenting a certificate. CertChecker now returns an error instead of panicking when these callbacks are nil.