CVE-2026-56858 Affecting hubble-fips package, versions <1.19.4-r10


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.31% (24th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-HUBBLEFIPS-18832217
  • published15 Aug 2026
  • disclosed13 Aug 2026

Introduced: 13 Aug 2026

CVE-2026-56858  (opens in a new tab)

How to fix?

Upgrade Chainguard hubble-fips to version 1.19.4-r10 or higher.

NVD Description

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

Previously, pathological inputs could close an unescaped '/' early, allowing for attack-controlled data to inject arbitrary content, potentially leading to XSS.

CVSS Base Scores

version 3.1