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CVE-2026-43575— OpenClaw 2026.2.21 < 2026.4.10 - Authentication Bypass in Sandbox noVNC Helper Route

Quick assessment

Affected
OpenClaw OpenClaw
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenClaw是OpenClaw开源的一个智能人工助理。 OpenClaw 2026.2.21版本至2026.4.10之前版本存在安全漏洞，该漏洞源于沙箱noVNC辅助路由存在身份验证绕过，可能暴露交互式浏览器会话凭据。

CVSS 9.8 · Critical EPSS 0.77% · P54

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 2

VendorProduct Version RangeStatus
OpenClaw OpenClaw 2026.2.21< 2026.4.10 affected
2026.4.10 unaffected
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I. Basic Information for CVE-2026-43575

Vulnerability Information
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Vulnerability Title
OpenClaw 2026.2.21 < 2026.4.10 - Authentication Bypass in Sandbox noVNC Helper Route
Source: CVE Program / CVE List V5
Vulnerability Description
OpenClaw versions 2026.2.21 before 2026.4.10 contain an authentication bypass vulnerability in the sandbox noVNC helper route that exposes interactive browser session credentials. Attackers can access the noVNC helper route without bridge authentication to gain unauthorized access to the interactive browser session.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
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 2026.2.21版本至2026.4.10之前版本存在安全漏洞，该漏洞源于沙箱noVNC辅助路由存在身份验证绕过，可能暴露交互式浏览器会话凭据。
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)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenClaw OpenClaw 2026.2.21 ~ 2026.4.10 -

II. Public POCs for CVE-2026-43575

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III. Intelligence Information for CVE-2026-43575

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Patches & Fixes for CVE-2026-43575 (1)

Vendor Advisories for CVE-2026-43575 (2)

Same Patch Batch · OpenClaw · 2026-05-06 · 21 CVEs total

CVE-2026-44109 9.8 CRITICAL OpenClaw < 2026.4.15 - Authentication Bypass in Feishu Webhook and Card-Action Validation
CVE-2026-43581 9.6 CRITICAL OpenClaw < 2026.4.10 - Chrome DevTools Protocol Exposure via Overly Broad CDP Relay Bindin
CVE-2026-44112 9.6 CRITICAL OpenClaw < 2026.4.22 - Symlink Swap Race Condition in OpenShell FS Bridge Writes
CVE-2026-43578 9.1 CRITICAL OpenClaw 2026.3.31 < 2026.4.10 - Privilege Escalation via Missed Async Exec Completion Eve
CVE-2026-44115 8.8 HIGH OpenClaw < 2026.4.22 - Shell Expansion Bypass in Unquoted Heredocs via Exec Allowlist
CVE-2026-44110 8.8 HIGH OpenClaw < 2026.4.15 - Authorization Bypass in Matrix Room Control Commands via DM Pairin
CVE-2026-43584 8.8 HIGH OpenClaw < 2026.4.10 - Insufficient Environment Variable Denylist in Exec Policy
CVE-2026-44116 8.6 HIGH OpenClaw < 2026.4.22 - Server-Side Request Forgery in Zalo Photo URL Validation
CVE-2026-43585 8.1 HIGH OpenClaw < 2026.4.15 - Bearer Token Validation Bypass via Stale SecretRef Resolution
CVE-2026-44118 7.8 HIGH OpenClaw < 2026.4.22 - Owner Context Spoofing via Bearer Token Header
CVE-2026-44114 7.8 HIGH OpenClaw < 2026.4.20 - Environment Variable Namespace Collision via Workspace dotenv
CVE-2026-44113 7.7 HIGH OpenClaw < 2026.4.22 - Time-of-Check/Time-of-Use Race Condition in OpenShell FS Bridge
CVE-2026-43580 7.7 HIGH OpenClaw < 2026.4.10 - Incomplete Navigation Guard Coverage in Browser Interactions
CVE-2026-43576 7.7 HIGH OpenClaw < 2026.4.5 - Second-hop SSRF via CDP /json/version WebSocket URL
CVE-2026-43579 6.5 MEDIUM OpenClaw < 2026.4.10 - Insufficient Access Control in Nostr Profile Mutation Routes
CVE-2026-43577 6.5 MEDIUM OpenClaw < 2026.4.9 - Arbitrary File Read via Browser Interaction Routes
CVE-2026-43582 6.3 MEDIUM OpenClaw < 2026.4.10 - DNS Rebinding SSRF via Hostname Validation Bypass
CVE-2026-44117 5.8 MEDIUM OpenClaw < 2026.4.20 - Server-Side Request Forgery in QQBot Direct Media Upload
CVE-2026-43583 5.3 MEDIUM OpenClaw 2026.4.10 < 2026.4.14 - Loss of Group Tool-Policy Context in Delivery Queue Recov
CVE-2026-44111 4.3 MEDIUM OpenClaw < 2026.4.15 - Arbitrary Markdown File Read via QMD memory_get

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-862

V. Comments for CVE-2026-43575

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