CVE-2026-28478

HIGH

7.5

Descripcion

OpenClaw versions prior to 2026.2.13 contain a denial of service vulnerability in webhook handlers that buffer request bodies without strict byte or time limits. Remote unauthenticated attackers can send oversized JSON payloads or slow uploads to webhook endpoints causing memory pressure and availability degradation.

Detalles CVE

Puntuacion CVSS v3.17.5

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado3/5/2026

Ultima modificacion3/17/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

openclaw:openclaw

Debilidades (CWE)

CWE-770

Referencias

https://github.com/openclaw/openclaw/commit/3cbcba10cf30c2ffb898f0d8c7dfb929f15f8930(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-q447-rj3r-2cgh(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-unbounded-webhook-request-body-buffering(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

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