CVE-2026-41405

HIGH

7.5

Descricao

OpenClaw before 2026.3.31 parses MS Teams webhook request bodies before performing JWT validation, allowing unauthenticated attackers to trigger resource exhaustion. Remote attackers can send malicious Teams webhook payloads to exhaust server resources by bypassing authentication checks.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/28/2026

Ultima modificacao4/30/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

openclaw:openclaw

Fraquezas (CWE)

CWE-408

Referencias

https://github.com/openclaw/openclaw/commit/3834d47099dd13c8244ed6de8b9ea9855c553623(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-p464-m8x6-vhv8(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-resource-exhaustion-via-unauthenticated-ms-teams-webhook-body-parsing(disclosure@vulncheck.com)

Correlacoes IOC

Sem correlacoes registradas

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