CVE-2026-27488: Openclaw

High severity, CVSS 7.3. EPSS: 0.4% chance of exploitation in the next 30 days.

OpenClaw is a personal AI assistant. In versions 2026.2.17 and below, Cron webhook delivery in src/gateway/server-cron.ts uses fetch() directly, so webhook targets can reach private/metadata/internal endpoints without SSRF policy checks. This issue was fixed in version 2026.2.19.

Affected products

• Openclaw Openclaw: up to and including 2026.2.17

Published 2026-02-21. Last modified 2026-06-17.