CVE-2026-41405

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-408

Affected software

No affected versions have been published.

Timeline

Published: Apr 28, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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