OpenClaw: Feishu webhook mode accepted forged events when only `verificationToken` was configured
Summary
Feishu webhook mode allowed deployments that configured only verificationToken without encryptKey. In that state, forged inbound events could be accepted because the weaker configuration did not provide the required cryptographic verification boundary.
Impact
An unauthenticated network attacker who could reach the webhook endpoint could inject forged Feishu events, impersonate senders, and potentially trigger downstream tool execution subject to the local agent policy.
Affected versions
openclaw <= 2026.3.11
Patch
Fixed in openclaw 2026.3.12. Feishu webhook mode now fails closed unless encryptKey is configured, and the webhook transport rejects missing or invalid signatures before dispatch. Update to 2026.3.12 or later and configure encryptKey for webhook deployments.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | openclaw | < 2026.3.12 | 2026.3.12 |
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-g353-mgv3-8pcj
- https://nvd.nist.gov/vuln/detail/CVE-2026-32974
- https://github.com/openclaw/openclaw/pull/44087
- https://github.com/openclaw/openclaw/commit/7844bc89a1612800810617c823eb0c76ef945804
- https://github.com/openclaw/openclaw
- https://github.com/openclaw/openclaw/releases/tag/v2026.3.12
- https://www.vulncheck.com/advisories/openclaw-forged-event-injection-via-feishu-webhook-verification-token
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L- Weakness (CWE)
CWE-347- Platform
- npm
- Package
openclaw- Disclosed
- 13.03.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-g353-mgv3-8pcj - CC BY 4.0
Vulnerability history: openclaw
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 588
- First → latest
- 02.2026 07.2026
- Without a fix
- 9
- Exploited in attacks
- 0
Severity breakdown
- Critical 20
- High 215
- Medium 299
- Low 54
Disclosures per year
- 2026: 588
-
OpenClaw: Feishu webhook mode accepted forged events when only `verificationToken` was configured this entry
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