CVE-2026-27488

OpenClaw hardened cron webhook delivery against SSRF

State: Published
Severity: 6.9 Medium
Published: Feb 21, 2026
Updated: Feb 24, 2026
Reserved: Feb 19, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	6.9 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:L	GitHub_M

Weaknesses

CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

Product	Versions
openclawopenclaw	< 2026.2.19Affected

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-w45g-5746-x9fp
https://github.com/openclaw/openclaw/commit/99db4d13e5c139883ef0def9ff963e9273179655
https://github.com/openclaw/openclaw/releases/tag/v2026.2.19

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