CVE-2026-44109

OpenClaw < 2026.4.15 - Authentication Bypass in Feishu Webhook and Card-Action Validation

Published May 6, 2026 CVSS 4.0 · 9.2 Critical EPSS < 1% KEV · Not listed
Description
OpenClaw before 2026.4.15 contains an authentication bypass vulnerability in Feishu webhook and card-action validation that allows unauthenticated requests to reach command dispatch. Missing encryptKey configuration and blank callback tokens fail open instead of rejecting requests, enabling attackers to bypass signature verification and replay protection to execute arbitrary commands.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-xh72-v6v9-mwhc OpenClaw: Feishu webhook and card-action validation now fail closed
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description OpenClaw before 2026.4.15 contains an authentication bypass vulnerability in Feishu webhook and card-action validation that allows unauthenticated requests to reach command dispatch. Missing encryptKey configuration and blank callback tokens fail open instead of rejecting requests, enabling attackers to bypass signature verification and replay protection to execute arbitrary commands.
Title OpenClaw < 2026.4.15 - Authentication Bypass in Feishu Webhook and Card-Action Validation
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-1188
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
May 7, 2026, 12:35 PM
Reserved
May 5, 2026, 11:30 AM
Status
Analyzed
Published
May 6, 2026, 8:16 PM
Modified
Nov 11, 2026, 11:10 PM