CVE-2026-28468
Unauthorized Access in OpenClaw Sandbox Browser Bridge Server
Publication date: 2026-03-05
Last updated on: 2026-03-11
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| openclaw | openclaw | From 2026.1.29 (inc) to 2026.2.14 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-306 | The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in OpenClaw versions 2026.1.29-beta.1 prior to 2026.2.14, specifically in the sandbox browser bridge server. The server accepts requests without requiring gateway authentication, which allows local attackers to access browser control endpoints.
A local attacker exploiting this vulnerability can enumerate browser tabs, retrieve WebSocket URLs, execute JavaScript code, and exfiltrate cookies and session data from authenticated browser contexts.
How can this vulnerability impact me? :
This vulnerability can have significant impacts including unauthorized access to browser control features by local attackers.
- Attackers can enumerate open browser tabs.
- Attackers can retrieve WebSocket URLs used by the browser.
- Attackers can execute arbitrary JavaScript code within the browser context.
- Attackers can exfiltrate cookies and session data from authenticated browser sessions, potentially leading to session hijacking or data theft.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know