Improper Input Validation Affecting package, versions <1.26.0-alpha.3



    Attack Complexity High
    User Interaction Required
    Scope Changed

    Threat Intelligence

    EPSS 0.05% (21st percentile)
Expand this section
3 low
Expand this section
Red Hat
3 low

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  • published 7 Jan 2022
  • disclosed 7 Jan 2022
  • credit Eviatar Gerzi

How to fix?

Upgrade to version 1.26.0-alpha.3 or higher.

Overview is a package that provides the functions used by the kubectl command line tool under The functions are kept in this package to better support unit testing. The main() method for kubectl is only an entry point and should contain no functionality.

Affected versions of this package are vulnerable to Improper Input Validation. Kubectl does not neutralize escape, meta, or control sequences contained in the raw data it outputs to a terminal. This includes but is not limited to the unstructured string fields in objects such as Event objects.