CVE-2026-1528 Affecting renovate package, versions <43.84.0-r1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.07% (21st percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-RENOVATE-15753985
  • published23 Mar 2026
  • disclosed12 Mar 2026

Introduced: 12 Mar 2026

NewCVE-2026-1528  (opens in a new tab)

How to fix?

Upgrade Chainguard renovate to version 43.84.0-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream renovate package and not the renovate 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