Incorrect Authorization Affecting k3s-1.33 package, versions <1.33.12.1-r1


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.66% (47th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-K3S133-16021591
  • published13 Apr 2026
  • disclosed8 Apr 2026

Introduced: 8 Apr 2026

CVE-2026-27140  (opens in a new tab)
CWE-863  (opens in a new tab)

How to fix?

Upgrade Chainguard k3s-1.33 to version 1.33.12.1-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream k3s-1.33 package and not the k3s-1.33 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

SWIG file names containing 'cgo' and well-crafted payloads could lead to code smuggling and arbitrary code execution at build time due to trust layer bypass.

CVSS Base Scores

version 3.1