CVE-2026-53818
MEDIUM WAF: Low
CVSS 6.6
Published: 2026-06-11
CWE-862
OpenClaw before 2026.4.24 contains an authorization bypass vulnerability in the MCP loopback feature that allows non-owner callers to skip owner-only tool policies and before-tool-call hooks. Attackers can invoke owner-only behavior through the affected loopback path to execute restricted tools when the feature is enabled and reachable.
WAF Coverage Analysis
Missing Authorization
Low WAF Coverage
OWASP: A01:2021 Broken Access Control
Affected Software
| Vendor | Product | Version |
|---|---|---|
| openclaw | openclaw | up to 2026.4.24 |
References
- github.com (Mitigation, Vendor Advisory)
- www.vulncheck.com (Third Party Advisory)