Vulnerability · Published Jul 13, 2026 · Assigned by VulnCheck
CVE-2026-62195OpenClaw 2026.5.20 < 2026.6.6 Authorization Bypass via MCP loopback
High 8.3
In plain English
A high-severity incorrect permission assignment in OpenClaw from OpenClaw. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities).
Severity (CVSS 3.1)8.3High
Exploit odds (30 days)0.4%top 66.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-732 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
References
- GitHub Security Advisory (GHSA-52xj-c9p8-78cv) vendor-advisory
- VulnCheck Advisory: OpenClaw 2026.5.20 < 2026.6.6 Authorization Bypass via MCP loopback third-party-advisory