OpenClaw versions prior to 2026.2.21 sandbox browser entrypoint launches x11vnc without authentication for noVNC observer sessions, allowing unauthenticated access to the VNC interface. Remote attackers on the host loopback interface can connect to the exposed noVNC port to observe or interact with the sandbox browser without credentials.
CVE-2026-32064
This high-severity CVE scores 7.7 under the CNA's CVSS (NVD's own analysis pending). EPSS exploit probability: 0.5%, top 59% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.7
- EG Score
- 7.7(medium)
- EG Risk
- 35(Track)EG Risk 35/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity77% × 45%Exploitation1% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 1%
- EPSS %ILE
- 43%
- KEV
- Not listed
Published
March 21, 2026
Last Modified
June 23, 2026
Advisory Details (4)
Auto-updated Aug 2, 2026OpenClaw < 2026.2.21 - Missing VNC Authentication in Sandbox Browser noVNC Observer | Advisories | VulnCheck
https://www.vulncheck.com/advisories/openclaw-missing-vnc-authentication-in-sandbox-browser-novnc-observercommit 8c1518f0f3e0 (openclaw/openclaw)
Fix landed in openclaw/openclaw commit 8c1518f0f3e0 — awaiting tagged release
https://github.com/openclaw/openclaw/commit/8c1518f0f3e0533593cd2dec3a46c9b746753661commit 621d8e131248 (openclaw/openclaw)
Fix landed in openclaw/openclaw commit 621d8e131248 — awaiting tagged release
https://github.com/openclaw/openclaw/commit/621d8e1312482f122f18c43c72c67211b141da01Sandbox browser noVNC observer lacked VNC authentication · Advisory · openclaw/openclaw · GitHub
https://github.com/openclaw/openclaw/security/advisories/GHSA-25gx-x37c-7pphAffected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| openclaw | — | 2026.2.21 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 6× in last 7d / 30× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 114 total refreshes for this CVE.
- 2026-09-18 19:28 UTCEPSS rescore
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Frequently asked(5)
What is CVE-2026-32064?
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Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-32064
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