CVE-2026-62195

EUVD-2026-43535
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.3 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 32.46%
Affected Products (NVD)
VendorProductVersion
openclawopenclaw
2026.5.20 ≤
𝑥
< 2026.6.6
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/openclaw/openclaw/security/advisories/GHSA-52xj-c9p8-78cv
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-via-mcp-loopback