Vulnerability details
CVE-2026-53821
OpenClaw OpenClaw
OpenClaw < 2026.5.18 - Scope Elevation in trusted-proxy Control UI WebSocket
CVSS 4.0
8.7High
Official description
OpenClaw before 2026.5.18 accepts WebSocket client-declared operator scopes before binding to server-approved pairing or trusted-proxy authorization baseline. Unpaired or restricted trusted-proxy Control UI clients can obtain cached operator.admin authority on live WebSocket connections to execute admin-gated Gateway RPCs.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.7High | 4.0 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 8.8High | 3.1 | CVEProject cvelistV5 (CNA) (VulnCheck) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| OpenClaw | OpenClaw | v < 2026.5.18 | CVEProject cvelistV5 (CNA) |
References and advisories
2
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Details
- Published
- 2026-06-13
- Last updated
- 2026-06-16
- State
- Published
- Assigner (CNA)
- VulnCheck
Exploit prediction (EPSS)
0.28%
Probability of exploitation in 30 days
21.4%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-862Missing Authorization