CVE-2026-62195
OpenClaw 2026.5.20 < 2026.6.6 Authorization Bypass via MCP loopback
- State
- Published
- Severity
- 8.7 High
- Published
- Jul 13, 2026
- Updated
- Jul 15, 2026
- Reserved
- Jul 13, 2026
Description
OpenClaw versions 2026.5.20 before 2026.6.6 contain an authorization bypass vulnerability in the MCP loopback feature that allows lower-trust callers to execute owner-only tools. Attackers can bypass authorization checks through configured input paths to execute or persist actions beyond their intended permissions.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.7 High | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 8.3 High | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L | VulnCheck |
Weaknesses
- CWE-732 Incorrect Permission Assignment for Critical Resource
Affected Products
| Product | Versions |
|---|---|
OpenClawOpenClaw |
|
References
- GitHub Security Advisory (GHSA-52xj-c9p8-78cv)vendor-advisory
- VulnCheck Advisory: OpenClaw 2026.5.20 < 2026.6.6 Authorization Bypass via MCP loopbackthird-party-advisory
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