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CVE-2026-41405— OpenClaw < 2026.3.31 - Resource Exhaustion via Unauthenticated MS Teams Webhook Body Parsing

CVSS 7.5 · High EPSS 0.16% · P36
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I. Basic Information for CVE-2026-41405

Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.3.31 - Resource Exhaustion via Unauthenticated MS Teams Webhook Body Parsing
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
不正确的行为次序：早期放大攻击
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenClaw 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenClaw是OpenClaw开源的一个智能人工助理。 OpenClaw 2026.3.31之前版本存在安全漏洞，该漏洞源于在执行JWT验证前解析MS Teams Webhook请求体，可能导致未认证攻击者触发资源耗尽。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
OpenClawOpenClaw 0 ~ 2026.3.31 -

II. Public POCs for CVE-2026-41405

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III. Intelligence Information for CVE-2026-41405

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Same Patch Batch · OpenClaw · 2026-04-28 · 53 CVEs total

CVE-2026-413869.1 CRITICALOpenClaw < 2026.3.22 - Privilege Escalation via Unbound Bootstrap Setup Codes
CVE-2026-414048.8 HIGHOpenClaw < 2026.3.31 - Operator Admin Privilege Escalation via Trusted-Proxy Authenticatio
CVE-2026-424268.8 HIGHOpenClaw < 2026.4.8 - Improper Authorization in node.pair.approve via operator.write Scope
CVE-2026-413788.8 HIGHOpenClaw < 2026.3.31 - Privilege Escalation to Remote Code Execution via Unrestricted node
CVE-2026-424228.8 HIGHOpenClaw < 2026.4.8 - Role Bypass in device.token.rotate Function
CVE-2026-419148.5 HIGHOpenClaw < 2026.4.8 - Server-Side Request Forgery in QQ Bot Media Fetch Paths
CVE-2026-413948.2 HIGHOpenClaw < 2026.3.31 - Unauthorized Operator Scope Access in Unauthenticated Plugin-Auth R
CVE-2026-413838.1 HIGHOpenClaw < 2026.4.2 - Arbitrary Remote Directory Deletion via Mis-scoped Mirror Mode Paths
CVE-2026-424318.1 HIGHOpenClaw < 2026.4.8 - Persistent Profile Mutation via node.invoke(browser.proxy) Bypass
CVE-2026-413847.8 HIGHOpenClaw < 2026.3.24 - Environment Variable Injection via Workspace Config in CLI Backend
CVE-2026-413967.8 HIGHOpenClaw < 2026.3.31 - Environment Variable Override of Plugin Trust Root
CVE-2026-413877.8 HIGHOpenClaw < 2026.3.22 - Supply Chain Redirection via Incomplete Host Environment Sanitizati
CVE-2026-424327.8 HIGHOpenClaw < 2026.4.8 - Command Escalation via Node Pairing Reconnect Bypass
CVE-2026-419127.6 HIGHOpenClaw < 2026.4.8 - Server-Side Request Forgery Policy Bypass via Interaction-Triggered
CVE-2026-413997.5 HIGHOpenClaw < 2026.3.28 - Denial of Service via Unbounded Pre-auth WebSocket Upgrades
CVE-2026-424237.5 HIGHOpenClaw < 2026.4.8 - strictInlineEval Approval Boundary Bypass via Approval-Timeout Fallb
CVE-2026-413957.5 HIGHOpenClaw < 2026.3.28 - Webhook Replay via Query Parameter Reordering in Plivo V3
CVE-2026-413807.3 HIGHOpenClaw < 2026.3.28 - Arbitrary Execution Allowlist via Wrapper Carrier Executables
CVE-2026-413907.3 HIGHOpenClaw < 2026.3.28 - Exec Allowlist Bypass via Unregistered /usr/bin/script Wrapper
CVE-2026-424297.1 HIGHOpenClaw < 2026.4.8 - Privilege Escalation via Gateway Plugin HTTP Authentication

Showing top 20 of 53 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-408

V. Comments for CVE-2026-41405

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