CVE-2026-41343

MEDIUM

5.3

Descricao

OpenClaw before 2026.3.31 lacks a shared pre-auth concurrency budget on the public LINE webhook path, allowing attackers to cause transient availability loss. Remote attackers can flood the webhook endpoint with concurrent requests before signature verification to exhaust resources and degrade service availability.

Detalhes CVE

Pontuacao CVSS v3.15.3

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/23/2026

Ultima modificacao4/24/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-799

Referencias

https://github.com/openclaw/openclaw/commit/57c47d8c7fbf5a2e70cc4dec2380977968903cad(disclosure@vulncheck.com)

https://github.com/openclaw/openclaw/security/advisories/GHSA-qcc3-jqwp-5vh2(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-line-webhook-handler-pre-auth-concurrency(disclosure@vulncheck.com)

Correlacoes IOC

Sem correlacoes registradas

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