CVE-2026-41343

MEDIUM

5.3

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung5.3

SchweregradMEDIUM

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

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht4/23/2026

Zuletzt geandert4/24/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-799

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

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