CVE-2026-62195

high

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.

References

https://www.vulncheck.com/advisories/openclaw-authorization-bypass-via-mcp-loopback

https://github.com/openclaw/openclaw/security/advisories/GHSA-52xj-c9p8-78cv

Details

Source: Mitre, NVD

Published: 2026-07-13

Updated: 2026-07-13

Risk Information

CVSS v2

Base Score: 8.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:P

Severity: High

CVSS v3

Base Score: 8.3

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L

Severity: High

CVSS v4

Base Score: 8.7

Vector: 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

Severity: High