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CVE-2026-35656— OpenClaw < 2026.3.22 - XFF Loopback Spoofing Bypass in Canvas Authentication and Rate Limiter

CVSS 6.5 · Medium EPSS 0.21% · P43
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I. Basic Information for CVE-2026-35656

Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.3.22 - XFF Loopback Spoofing Bypass in Canvas Authentication and Rate Limiter
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenClaw before 2026.3.22 contains an authentication bypass vulnerability in the X-Forwarded-For header processing when trustedProxies is configured, allowing attackers to spoof loopback hops. Remote attackers can inject forged forwarding headers to bypass canvas authentication and rate-limiting protections by masquerading as loopback clients.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用欺骗进行的认证绕过
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 2026.3.22之前版本存在安全漏洞，该漏洞源于配置trustedProxies时X-Forwarded-For标头处理存在身份验证绕过，可能导致远程攻击者伪造转发标头以绕过身份验证和速率限制保护。
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 ~ 2026.3.22 -

II. Public POCs for CVE-2026-35656

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III. Intelligence Information for CVE-2026-35656

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Same Patch Batch · OpenClaw · 2026-04-10 · 29 CVEs total

CVE-2026-356698.8 HIGHOpenClaw < 2026.3.25 - Privilege Escalation via Gateway Plugin HTTP Authentication Scope
CVE-2026-356438.8 HIGHOpenClaw < 2026.3.22 - Arbitrary Code Execution via Unvalidated WebView JavascriptInterfac
CVE-2026-356638.8 HIGHOpenClaw < 2026.3.25 - Privilege Escalation via Backend Reconnect Scope Self-Claim
CVE-2026-356668.8 HIGHOpenClaw < 2026.3.22 - Allowlist Bypass via Unregistered Time Dispatch Wrapper
CVE-2026-356608.1 HIGHOpenClaw < 2026.3.23 - Insufficient Access Control in Gateway Agent Session Reset
CVE-2026-356538.1 HIGHOpenClaw < 2026.3.24 - Incorrect Authorization in POST /reset-profile via browser.request
CVE-2026-356417.8 HIGHOpenClaw < 2026.3.24 - Arbitrary Code Execution via .npmrc in Local Plugin/Hook Installati
CVE-2026-356687.7 HIGHOpenClaw < 2026.3.24 - Sandbox Media Root Bypass via Unnormalized mediaUrl and fileUrl Par
CVE-2026-356507.5 HIGHOpenClaw < 2026.3.22 - Environment Variable Override Bypass via Inconsistent Sanitization
CVE-2026-356216.5 MEDIUMOpenClaw < 2026.3.24 - Privilege Escalation via chat.send to Allowlist Persistence
CVE-2026-356496.5 MEDIUMOpenClaw < 2026.3.22 - Settings Reconciliation Bypass via Empty Allowlist
CVE-2026-356586.5 MEDIUMOpenClaw < 2026.3.2 - Filesystem Boundary Bypass in Image Tool
CVE-2026-356576.5 MEDIUMOpenClaw < 2026.3.25 - Authorization Bypass in HTTP Session History Route
CVE-2026-356526.5 MEDIUMOpenClaw < 2026.3.22 - Unauthorized Action Execution via Callback Dispatch
CVE-2026-356676.1 MEDIUMOpenClaw < 2026.3.24 - Improper Process Termination via Unpatched killProcessTree in shell
CVE-2026-356705.9 MEDIUMOpenClaw < 2026.3.22 - Webhook Reply Rebinding via Username Resolution in Synology Chat
CVE-2026-356555.7 MEDIUMOpenClaw < 2026.3.22 - Identity Spoofing via rawInput Tool in ACP Permission Resolution
CVE-2026-356205.4 MEDIUMOpenClaw < 2026.3.24 - Missing Authorization in /send and /allowlist Chat Commands
CVE-2026-356545.3 MEDIUMOpenClaw < 2026.3.25 - Authorization Bypass in Microsoft Teams Feedback Invoke
CVE-2026-356615.3 MEDIUMOpenClaw < 2026.3.25 - Telegram DM-Scoped Inline Button Callback Authorization Bypass

Showing top 20 of 29 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-290

V. Comments for CVE-2026-35656

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