CVE-2026-44109

May 6, 2026, 9:20 p.m.

9.2
Critical

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.

Product(s) Impacted

Vendor Product Versions
Openclaw
  • Openclaw
  • <2026.4.15

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-1188
Initialization of a Resource with an Insecure Default
The product initializes or sets a resource with a default that is intended to be changed by the administrator, but the default is not secure.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a openclaw openclaw <2026.4.15 / / / / / / /

References

https://github.com/openclaw/openclaw/commit/c8003f1b33ed2924be5f62131bd28742c5a41aae
https://github.com/openclaw/openclaw/security/advisories/GHSA-xh72-v6v9-mwhc
https://www.vulncheck.com/advisories/openclaw-authentication-bypass-in-feishu-webhook-and-card-action-validation

Tags

CWE-1188
[email protected]
2026-05-06
CVE-2026-44109

CVSS Score

9.2 / 10

CVSS Data - 4.0

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Attack Requirements: PRESENT
  • Privileges Required: NONE
  • User Interaction: NONE
  • Scope:
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH
  • Exploit Maturity: NOT_DEFINED

    • 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

    View Vector String

Timeline

Published: May 6, 2026, 8:16 p.m.
Last Modified: May 6, 2026, 9:20 p.m.

Status : Undergoing Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.