CVE-2026-32011

HIGH

7.5

Description

OpenClaw versions prior to 2026.3.2 contain a denial of service vulnerability in webhook handlers for BlueBubbles and Google Chat that parse request bodies before performing authentication and signature validation. Unauthenticated attackers can exploit this by sending slow or oversized request bodies to exhaust parser resources and degrade service availability.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published3/19/2026

Last Modified3/23/2026

Sourcenvd

Honeypot Sightings0

Affected Products

openclaw:openclaw

Weaknesses (CWE)

CWE-770

References

https://github.com/openclaw/openclaw/commit/d3e8b17aa6432536806b4853edc7939d891d0f25(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-x4vp-4235-65hg(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-slow-request-denial-of-service-via-pre-auth-webhook-body-parsing(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

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