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CVE-2026-41329— OpenClaw < 2026.3.31 - Sandbox Bypass via Heartbeat Context Inheritance and senderIsOwner Escalation

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 2026.3.31之前版本存在安全漏洞，该漏洞源于通过心跳上下文继承和senderIsOwner参数操纵可绕过沙盒限制，可能导致未经授权的权限提升。

CVSS 9.9 · Critical EPSS 0.52% · P42
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I. Basic Information for CVE-2026-41329

Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.3.31 - Sandbox Bypass via Heartbeat Context Inheritance and senderIsOwner Escalation
Source: CVE Program / CVE List V5
Vulnerability Description
OpenClaw before 2026.3.31 contains a sandbox bypass vulnerability allowing attackers to escalate privileges via heartbeat context inheritance and senderIsOwner parameter manipulation. Attackers can exploit improper context validation to bypass sandbox restrictions and achieve unauthorized privilege escalation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权API的不正确使用
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 2026.3.31之前版本存在安全漏洞，该漏洞源于通过心跳上下文继承和senderIsOwner参数操纵可绕过沙盒限制，可能导致未经授权的权限提升。
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)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
OpenClaw OpenClaw 0 ~ 2026.3.31 -

II. Public POCs for CVE-2026-41329

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III. Intelligence Information for CVE-2026-41329

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Patches & Fixes for CVE-2026-41329 (1)

Same Patch Batch · OpenClaw · 2026-04-20 · 15 CVEs total

CVE-2026-41303 8.8 HIGH OpenClaw < 2026.3.28 - Authorization Bypass in Discord Text Approval Commands
CVE-2026-41294 8.6 HIGH OpenClaw < 2026.3.28 - Environment Variable Injection via CWD .env File
CVE-2026-41296 8.2 HIGH OpenClaw < 2026.3.31 - Sandbox Escape via TOCTOU Race in Remote FS Bridge readFile
CVE-2026-41295 7.8 HIGH OpenClaw < 2026.4.2 - Untrusted Workspace Channel Shadow Code Execution during Built-in Ch
CVE-2026-41297 7.6 HIGH OpenClaw < 2026.3.31 - Server-Side Request Forgery via Marketplace Plugin Download Redirec
CVE-2026-41302 7.6 HIGH OpenClaw < 2026.3.31 - Server-Side Request Forgery via Unguarded fetch() in Marketplace Pl
CVE-2026-41299 7.1 HIGH OpenClaw < 2026.3.28 - Client Identity Spoofing in chat.send Gateway Provenance Guard
CVE-2026-41300 6.5 MEDIUM OpenClaw < 2026.3.31 - Preservation of Attacker-Discovered Endpoints in Remote Onboarding
CVE-2026-41389 5.8 MEDIUM OpenClaw 2026.4.7 < 2026.4.15 - Arbitrary File Read via Unvalidated Tool-Result Media Path
CVE-2026-40045 5.7 MEDIUM OpenClaw < 2026.4.2 - Cleartext Credential Transmission via Unencrypted WebSocket Gateway
CVE-2026-41298 5.4 MEDIUM OpenClaw < 2026.4.2 - Authorization Bypass in Session Termination Endpoint
CVE-2026-41301 5.3 MEDIUM OpenClaw 2026.3.22 < 2026.3.31 - Forged Nostr DM Pairing State Creation via Signature Veri
CVE-2026-41331 5.3 MEDIUM OpenClaw < 2026.3.31 - Resource Consumption via Unauthorized Telegram Audio Preflight Tran
CVE-2026-41330 4.4 MEDIUM OpenClaw < 2026.3.31 - Environment Variable Override via Host Exec Policy

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-648

V. Comments for CVE-2026-41329

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