Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain
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AccessAuthenticate as operator with write permission
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ExploitAccess admin-only browser profile routes
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ExecutionCreate malicious browser profile
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ImpactPersist attacker-controlled CDP endpoint to disk
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization logic validation
MITRE ATT&CK
1 technique across 1 tactic: Privilege Escalation The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Exploitation Conditions | Requires authenticated access to OpenClaw before version 2026.3.11 with operator.write permission. Attacker exploits browser.request endpoint to access admin-only browser profile management routes, creating or modifying profiles and persisting attacker-controlled CDP endpoints. No admin privileges required; no user interaction needed. |
| Impact | Real-world risk is elevated for organizations using OpenClaw in multi-tenant or shared automation environments. The CVSS 4.0 vector (AV:N/AC:L/PR:L/VI:H) indicates network-accessible exploitation with low complexity requiring only standard user credentials, resulting in high integrity impact to vulnerable systems. While no public exploit identified at time of analysis, the authentication bypass pattern is straightforward to exploit once an attacker obtains operator.write credentials through phishing, credential stuffing, or insider threat scenarios. SSVC framework considerations: exploitation status is unconfirmed publicly, but technical impact is significant (attacker gains admin-level control over browser profiles), and the vulnerability appears automatable once initial access is obtained. The absence of EPSS data prevents quantitative exploitation probability assessment, but the combination of network attack vector, low complexity, and published vendor advisory increases likelihood of opportunistic scanning. This represents a genuine authorization boundary violation rather than inflated-CVSS-low-real-risk scenario, particularly for organizations where browser profiles control access to sensitive web applications or scraping targets. |
| Exploit ScenarioDerived | An attacker with compromised operator.write credentials (obtained through credential theft or malicious insider) authenticates to the OpenClaw management interface and sends browser.request API calls to administrative browser profile routes. Despite lacking operator.admin privileges, the authorization bypass allows the attacker to create a new browser profile configured with a remote CDP endpoint pointing to attacker-controlled infrastructure (e.g., ws://malicious-cdp-server.example.com:9222). When legitimate automation jobs execute using this poisoned profile, browser debugging sessions connect to the attacker's CDP server, enabling real-time interception of authentication tokens, form data, or injection of malicious JavaScript into target web applications. The attacker persists this configuration to disk, ensuring persistent access across OpenClaw restarts without requiring ongoing operator.write access. |
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Alert meAnalysisAIv1 – Mar 29, 2026
Privilege escalation in OpenClaw versions prior to 2026.3.11 allows authenticated users with operator.write permissions to execute administrative browser profile management functions, bypassing role-based access controls. Attackers can persist malicious remote Chrome DevTools Protocol (CDP) endpoints to disk, enabling potential remote code execution or session hijacking without operator.admin privileges. EPSS data not available; no public exploit identified at time of analysis. CVSS 7.1 (High) reflects network-accessible attack requiring only low-privileged authentication.
RemediationAI
Upgrade to OpenClaw version 2026.3.11 or later, which contains authorization enforcement fixes for browser profile management routes per vendor advisory GHSA-vmhq-cqm9-6p7q. Organizations unable to immediately upgrade should implement compensating controls including strict audit logging of all browser.request API calls, network segmentation to isolate OpenClaw instances from sensitive browser automation targets, and review of existing browser profiles for unauthorized CDP endpoint configurations. Examine application logs for suspicious profile creation or modification activity by accounts holding only operator.write permissions during the window of vulnerability. Revoke and rotate credentials for operator-level accounts if unauthorized profile changes are detected. The vendor security advisory at https://github.com/openclaw/openclaw/security/advisories/GHSA-vmhq-cqm9-6p7q and VulnCheck analysis at https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-browser-profile-management-via-browser-request provide additional remediation guidance.
Affected VersionsENISA
Affected Packages
Source: OSV (Open Source Vulnerabilities)
Affects your stack
Affects 1 package in npm
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This authorization bypass (CWE-863) stems from improper permission validation in OpenClaw's browser automation framework. The application implements role-based access control with distinct operator.write and operator.admin privilege levels, but fails to enforce authorization checks on administrative routes accessible through the browser.request API surface. Browser profile management includes configuration of remote CDP endpoints-WebSocket URLs used by browser automation tools to control Chromium-based browsers. By persisting attacker-controlled CDP endpoints to OpenClaw's configuration storage, lower-privileged operators can redirect browser sessions to malicious debugging servers, potentially enabling command injection, session interception, or lateral movement within automated testing/scraping infrastructure. The affected component (cpe:2.3:a:openclaw:openclaw) is a browser automation platform where profile management should be restricted to administrative roles.
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Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
3DescriptionCVE.org
OpenClaw before 2026.3.11 contains an authorization bypass vulnerability allowing authenticated operators with only operator.write permission to access admin-only browser profile management routes through browser.request. Attackers can create or modify browser profiles and persist attacker-controlled remote CDP endpoints to disk without holding operator.admin privileges.
Blast Radius
ecosystem impact- 3 npm packages depend on openclaw (3 direct, 0 indirect)
Ecosystem-wide dependent count for version 2026.3.11.
Executive ViewAI
OpenClaw versions before 2026.3.11 contain a privilege escalation vulnerability that allows authenticated operators with basic write permissions to assume administrative browser profile management capabilities, potentially enabling remote code execution or session hijacking. This affects any organization running vulnerable OpenClaw deployments where operator accounts exist, as attackers can leverage legitimate low-privileged credentials to persist malicious Chrome DevTools endpoints and compromise critical browser sessions.
Vendor-released patch: OpenClaw 2026.3.11. If patch deployment cannot occur immediately: (1) Restrict operator.write role assignments to least-privilege users only; (2) Block outbound Chrome DevTools Protocol (CDP) connections at the firewall to prevent malicious endpoint persistence; (3) Monitor and log all browser profile management function calls; (4) Implement IP-based network access controls to limit operator authentication to trusted networks.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.
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CVE.org
EPSS
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