CVE-2026-56852 Affecting polaris package, versions <10.2.1-r1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.45% (37th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-POLARIS-18280320
  • published24 Jul 2026
  • disclosed21 Jul 2026

Introduced: 21 Jul 2026

NewCVE-2026-56852  (opens in a new tab)

How to fix?

Upgrade Chainguard polaris to version 10.2.1-r1 or higher.

NVD Description

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

A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.

CVSS Base Scores

version 3.1