What’s Vulnerable › Vulnerabilities

CVE-2026-101883: OpenClaw Windows Node through 2026.9.4 SSRF via canvas.present

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-30 · updated 2026-10-02
• Weakness: CWE-918

Description

OpenClaw Windows Node through 2026.9.4 contains a server-side request forgery vulnerability in the canvas.present capability that bypasses URL risk evaluation enforced by canvas.navigate. Attackers with gateway or agent access can issue canvas.present to make the node's WebView send requests to localhost, private networks, or tailnet services from the user's machine.

Affected products

• OpenClaw Windows Node: through 2026.9.4

References

• https://github.com/openclaw/openclaw-windows-node/blob/v0.6.12/src/OpenClaw.Tray.WinUI/Windows/CanvasWindow.xaml.cs#L77-L109
• https://github.com/openclaw/openclaw-windows-node/blob/v2026.9.4/src/OpenClaw.Tray.WinUI/Services/NodeService.cs#L1244-L1270
• https://github.com/openclaw/openclaw-windows-node/commit/16528aadaa45d7bc6718b07ccf8b01f3eb033ad1
• https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-7vch-pmw9-3g4q
• https://www.vulncheck.com/advisories/openclaw-windows-node-through-2026.9.4-ssrf-via-canvas-present
• https://github.com/openclaw/openclaw-windows-node/security/advisories/GHSA-7vch-pmw9-3g4q

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