CVE-2026-1528 Affecting openclaw package, versions <2026.3.13.1-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.06% (18th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-OPENCLAW-15674811
  • published18 Mar 2026
  • disclosed12 Mar 2026

Introduced: 12 Mar 2026

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

How to fix?

Upgrade Minimos:latest openclaw to version 2026.3.13.1-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openclaw package and not the openclaw package as distributed by Minimos. See How to fix? for Minimos:latest 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