CVE-2026-32974

OpenClaw < 2026.3.12 - Forged Event Injection via Feishu Webhook Verification Token

State: Published
Severity: 8.8 High
Published: Mar 29, 2026
Updated: Jun 23, 2026
Reserved: Mar 17, 2026

Description

OpenClaw before 2026.3.12 contains an authentication bypass vulnerability in Feishu webhook mode when only verificationToken is configured without encryptKey, allowing acceptance of forged events. Unauthenticated network attackers can inject forged Feishu events and trigger downstream tool execution by reaching the webhook endpoint.

Scores

CVSS	Score	Vector	Source
4.0	8.8 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N	VulnCheck
3.1	8.6 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L	VulnCheck

Weaknesses

CWE-347 Improper Verification of Cryptographic Signature

Affected Products

Product	Versions
OpenClawOpenClaw	before 2026.3.12Affected 2026.3.12Not affected

References

GitHub Security Advisory (GHSA-g353-mgv3-8pcj)vendor-advisory
VulnCheck Advisory: OpenClaw < 2026.3.12 - Forged Event Injection via Feishu Webhook Verification Tokenthird-party-advisory

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