CVE-2026-1528 Affecting kibana-8.19 package, versions <8.19.13-r4


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.56% (47th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-KIBANA819-15891233
  • published4 Apr 2026
  • disclosed12 Mar 2026

Introduced: 12 Mar 2026

CVE-2026-1528  (opens in a new tab)

How to fix?

Upgrade Chainguard kibana-8.19 to version 8.19.13-r4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kibana-8.19 package and not the kibana-8.19 package as distributed by Chainguard. See How to fix? for Chainguard relevant fixed versions and status.

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.

Patches

Patched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later.

CVSS Base Scores

version 3.1