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CVE-2026-53826— OpenClaw < 2026.4.26 - Information Disclosure via Sandboxed Session Spawn

CVSS 4.3 · Medium EPSS 0.19% · P9

Possible ATT&CK Techniques 1AI

T1005 · Data from Local System

Affected Version Matrix 2

VendorProductVersion RangeStatus
OpenClawOpenClaw< 2026.4.26affected
2026.4.26unaffected
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I. Basic Information for CVE-2026-53826

Vulnerability Information
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Vulnerability Title
OpenClaw < 2026.4.26 - Information Disclosure via Sandboxed Session Spawn
Source: CVE Program / CVE List V5
Vulnerability Description
OpenClaw before 2026.4.26 contains an information disclosure vulnerability in sandboxed session spawning that exposes the real workspace path to child prompts. Attackers can exploit this by spawning child sessions from sandboxed parents to reveal host workspace location or related memory context to child models.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
将资源暴露给错误范围
Source: CVE Program / CVE List V5
Vulnerability Title
OpenClaw 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenClaw是OpenClaw团队开源的一个智能人工助理。 OpenClaw 2026.4.26之前版本存在权限许可和访问控制问题漏洞，该漏洞源于沙箱会话生成过程中泄露真实工作路径，可能导致攻击者从沙箱父进程生成子会话，向子模型泄露主机工作位置或相关内存环境。
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 ~ 2026.4.26 -

II. Public POCs for CVE-2026-53826

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III. Intelligence Information for CVE-2026-53826

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Vendor Advisories for CVE-2026-53826 (2)

Same Patch Batch · OpenClaw · 2026-06-12 · 20 CVEs total

CVE-2026-538389.8 CRITICALOpenClaw < 2026.5.27 - Node Pairing State Mutation via Reconnection
CVE-2026-538228.8 HIGHOpenClaw < 2026.5.18 - Command Argument Modification via Shell Wrapper Between Approval an
CVE-2026-538368.8 HIGHOpenClaw < 2026.5.12 - Allowlist Bypass via PowerShell Encoded-Command Aliases
CVE-2026-538218.8 HIGHOpenClaw < 2026.5.18 - Scope Elevation in trusted-proxy Control UI WebSocket
CVE-2026-538288.8 HIGHOpenClaw < 2026.5.6 - Native Command Authorization Bypass via Owner-Command Enforcement
CVE-2026-538318.3 HIGHOpenClaw < 2026.5.18 - Arbitrary File Read via Shell Expansion in system.run Safe-bin Allo
CVE-2026-538238.1 HIGHOpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom
CVE-2026-538298.0 HIGHOpenClaw < 2026.5.18 - Command Truncation in Exec Approval Display
CVE-2026-538337.7 HIGHQQBot for OpenClaw < 2026.4.29 - Authorization Bypass via QQBot Streaming Command
CVE-2026-538327.7 HIGHOpenClaw < 2026.5.18 - Identity Header Forgery via Trusted-Proxy Configuration
CVE-2026-538347.5 HIGHOpenClaw < 2026.4.27 - Authorization Bypass in QQBot Pre-dispatch Slash Commands
CVE-2026-538206.6 MEDIUMOpenClaw < 2026.5.12 - Exec Denylist Bypass in Bundle MCP Loopback Session Spawn
CVE-2026-538276.5 MEDIUMOpenClaw < 2026.5.2 - Credential Exposure via Model-Supplied Loopback URLs in message.acti
CVE-2026-538256.5 MEDIUMOpenClaw < 2026.4.7 - Arbitrary Local File Read via memory-wiki Ingest with operator.write
CVE-2026-538246.5 MEDIUMMattermost plugin for OpenClaw < 2026.4.24 - Slash Token Revocation Lag via Monitor Refres
CVE-2026-538306.5 MEDIUMOpenClaw < 2026.4.22 - Webhook Secret Revocation Bypass via secrets.reload
CVE-2026-538396.5 MEDIUMOpenClaw < 2026.5.7 - Hostname Prefix Matching Bypass in Trusted Retry Endpoint Validation
CVE-2026-538354.3 MEDIUMOpenClaw < 2026.5.6 - Config-Write Enforcement Bypass in Feishu Dynamic-Agent Bindings
CVE-2026-538373.7 LOWOpenClaw < 2026.5.6 - Missing Channel Type Validation in Mattermost Event Handlers

IV. Related Vulnerabilities

Same product: OpenClaw
Same vendor: OpenClaw
Same weakness: CWE-668

V. Comments for CVE-2026-53826

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