CVE-2026-28476: Openclaw

Medium severity, CVSS 5.8. EPSS: 0.4% chance of exploitation in the next 30 days.

OpenClaw versions prior to 2026.2.14 contain a server-side request forgery vulnerability in the optional Tlon Urbit extension that accepts user-provided base URLs for authentication without proper validation. Attackers who can influence the configured Urbit URL can induce the gateway to make HTTP requests to arbitrary hosts including internal addresses.

Affected products

• Openclaw Openclaw: before 2026.2.14 (fixed in 2026.2.14)

Published 2026-03-05. Last modified 2026-06-17.