CVE-2026-101883 OpenClaw Windows Node through 2026.9.4 SSRF via canvas.present
Attackers with gateway access can exploit SSRF in canvas.present to make the Windows Node send requests to internal networks, bypassing URL risk checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-101883?
CVE-2026-101883 is a medium-severity server-side request forgery vulnerability in OpenClaw Windows Node, published on 30 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-918
Which versions are affected by CVE-2026-101883?
How do I fix CVE-2026-101883?
No fix has been published for CVE-2026-101883 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-101883 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-101883 exists.
Sources
Also known as GHSA-7vch-pmw9-3g4q, GHSA-pmfq-gxq5-r895.