๐Ÿ” CVE Alert

CVE-2026-100573

LOW 3.3

OpenClaw before 2026.8.1 Sandbox Policy Bypass via MCP Loopback

CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th

OpenClaw versions before 2026.8.1 contain a sandbox policy bypass vulnerability in the MCP loopback component that allows sandboxed coding-agent sessions to invoke tools explicitly denied by sandbox.tools.deny policy. Attackers can list and invoke denied tools to access data or perform actions the operator intended to exclude from the sandbox.

CWE CWE-862
Vendor openclaw
Product openclaw
Published Sep 26, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Affected Versions

OpenClaw / OpenClaw
0 < 2026.8.1

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-5m4g-88rg-69pj vulncheck.com: https://www.vulncheck.com/advisories/openclaw-before-2026.8.1-sandbox-policy-bypass-via-mcp-loopback

Credits

๐Ÿ” qc9c