CVE-2026-53821— OpenClaw < 2026.5.18 - Scope Elevation in trusted-proxy Control UI WebSocket
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团队开源的一个智能人工助理。 OpenClaw 2026.5.18之前版本存在授权问题漏洞，该漏洞源于在接受绑定到服务器批准的配对或信任代理授权基线之前接受WebSocket客户端声明的操作员范围，可能导致未配对的或受限制的信任代理控制UI客户端在实时WebSocket连接上获取缓存的operator.admin权限，进而执行管理员限定的网关RPC。
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-53821
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
OpenClaw < 2026.5.18 - Scope Elevation in trusted-proxy Control UI WebSocket
Source: CVE Program / CVE List V5
Vulnerability Description
OpenClaw before 2026.5.18 accepts WebSocket client-declared operator scopes before binding to server-approved pairing or trusted-proxy authorization baseline. Unpaired or restricted trusted-proxy Control UI clients can obtain cached operator.admin authority on live WebSocket connections to execute admin-gated Gateway RPCs.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/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 授权问题漏洞
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 2026.5.18之前版本存在授权问题漏洞，该漏洞源于在接受绑定到服务器批准的配对或信任代理授权基线之前接受WebSocket客户端声明的操作员范围，可能导致未配对的或受限制的信任代理控制UI客户端在实时WebSocket连接上获取缓存的operator.admin权限，进而执行管理员限定的网关RPC。
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
II. Public POCs for CVE-2026-53821
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-53821
请登录查看更多情报信息。
Vendor Advisories for CVE-2026-53821 (2)
Same Patch Batch · OpenClaw · 2026-06-12 · 20 CVEs total
| CVE-2026-53838 | 9.8 CRITICAL | OpenClaw < 2026.5.27 - Node Pairing State Mutation via Reconnection |
| CVE-2026-53822 | 8.8 HIGH | OpenClaw < 2026.5.18 - Command Argument Modification via Shell Wrapper Between Approval an |
| CVE-2026-53836 | 8.8 HIGH | OpenClaw < 2026.5.12 - Allowlist Bypass via PowerShell Encoded-Command Aliases |
| CVE-2026-53828 | 8.8 HIGH | OpenClaw < 2026.5.6 - Native Command Authorization Bypass via Owner-Command Enforcement |
| CVE-2026-53831 | 8.3 HIGH | OpenClaw < 2026.5.18 - Arbitrary File Read via Shell Expansion in system.run Safe-bin Allo |
| CVE-2026-53823 | 8.1 HIGH | OpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom |
| CVE-2026-53829 | 8.0 HIGH | OpenClaw < 2026.5.18 - Command Truncation in Exec Approval Display |
| CVE-2026-53833 | 7.7 HIGH | QQBot for OpenClaw < 2026.4.29 - Authorization Bypass via QQBot Streaming Command |
| CVE-2026-53832 | 7.7 HIGH | OpenClaw < 2026.5.18 - Identity Header Forgery via Trusted-Proxy Configuration |
| CVE-2026-53834 | 7.5 HIGH | OpenClaw < 2026.4.27 - Authorization Bypass in QQBot Pre-dispatch Slash Commands |
| CVE-2026-53820 | 6.6 MEDIUM | OpenClaw < 2026.5.12 - Exec Denylist Bypass in Bundle MCP Loopback Session Spawn |
| CVE-2026-53830 | 6.5 MEDIUM | OpenClaw < 2026.4.22 - Webhook Secret Revocation Bypass via secrets.reload |
| CVE-2026-53827 | 6.5 MEDIUM | OpenClaw < 2026.5.2 - Credential Exposure via Model-Supplied Loopback URLs in message.acti |
| CVE-2026-53825 | 6.5 MEDIUM | OpenClaw < 2026.4.7 - Arbitrary Local File Read via memory-wiki Ingest with operator.write |
| CVE-2026-53824 | 6.5 MEDIUM | Mattermost plugin for OpenClaw < 2026.4.24 - Slash Token Revocation Lag via Monitor Refres |
| CVE-2026-53839 | 6.5 MEDIUM | OpenClaw < 2026.5.7 - Hostname Prefix Matching Bypass in Trusted Retry Endpoint Validation |
| CVE-2026-53826 | 4.3 MEDIUM | OpenClaw < 2026.4.26 - Information Disclosure via Sandboxed Session Spawn |
| CVE-2026-53835 | 4.3 MEDIUM | OpenClaw < 2026.5.6 - Config-Write Enforcement Bypass in Feishu Dynamic-Agent Bindings |
| CVE-2026-53837 | 3.7 LOW | OpenClaw < 2026.5.6 - Missing Channel Type Validation in Mattermost Event Handlers |
IV. Related Vulnerabilities
Same product: OpenClaw
-
CVE-2026-102807
OpenClaw before 2026.9.4 Authorization Bypass via MCP App St -
CVE-2026-102806
OpenClaw before 2026.9.5 Sandbox Isolation Bypass via Media -
CVE-2026-100599
OpenClaw 2026.5.1 before 2026.7.1 Remote Code Execution via -
CVE-2026-100598
OpenClaw before 2026.7.1 Approval Binding Logic Error -
CVE-2026-100597
OpenClaw before 2026.7.1 Path Traversal via Filesystem Race
Same vendor: OpenClaw
-
CVE-2026-101884
OpenClaw Windows Node before 2026.7.1 Remote Code Execution -
CVE-2026-101883
OpenClaw Windows Node through 2026.9.4 SSRF via canvas.prese -
CVE-2026-101882
OpenClaw Windows Node before 2026.7.1 Remote Code Execution -
CVE-2026-101881
OpenClaw Windows Node before 2026.7.1 Denial of Service -
CVE-2026-101880
OpenClaw Windows Node before 2026.7.1 Authorization Bypass
Same weakness: CWE-862
-
CVE-2026-105306
Keycloak-services: keycloak-services: token introspection au -
CVE-2026-20535
Android System服务AIDL权限绕过漏洞 -
CVE-2026-105209
ZITADEL before 3.4.15 and 4.17.1 Cross-Organization Account -
CVE-2026-11601
WPCafe <= 3.0.19 - Missing Authorization to Unauthenticated -
CVE-2026-94505
Nelio Content <= 4.5.0 - Missing Authorization to Authentica
V. Comments for CVE-2026-53821
No comments yet