CVE-2026-43572

OpenClaw versions 2026.4.10 before 2026.4.14 contain a missing authorization vulnerability in the Microsoft Teams SSO invoke handler that fails to apply sender allowlist checks. Attackers can bypass sender authorization by sending SSO invoke requests that are processed without proper validation, allowing unauthorized access to Teams SSO signin functionality.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/openclaw/openclaw/commit/80b1fa17bfc3f6a668492f0326ea52f48bb89776	Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-gc9r-867r-j85f	Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-missing-sender-authorization-in-microsoft-teams-sso-invoke-handler	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

History

07 May 2026, 16:03

Type	Values Removed	Values Added
References	~~() https://github.com/openclaw/openclaw/commit/80b1fa17bfc3f6a668492f0326ea52f48bb89776 -~~	() https://github.com/openclaw/openclaw/commit/80b1fa17bfc3f6a668492f0326ea52f48bb89776 - Patch
References	~~() https://github.com/openclaw/openclaw/security/advisories/GHSA-gc9r-867r-j85f -~~	() https://github.com/openclaw/openclaw/security/advisories/GHSA-gc9r-867r-j85f - Vendor Advisory
References	~~() https://www.vulncheck.com/advisories/openclaw-missing-sender-authorization-in-microsoft-teams-sso-invoke-handler -~~	() https://www.vulncheck.com/advisories/openclaw-missing-sender-authorization-in-microsoft-teams-sso-invoke-handler - Third Party Advisory
CPE		cpe:2.3:a:openclaw:openclaw::::::node.js::*
First Time		Openclaw Openclaw openclaw

05 May 2026, 12:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-05 12:16

Updated : 2026-05-07 16:03

NVD link : CVE-2026-43572

Mitre link : CVE-2026-43572

CVE.ORG link : CVE-2026-43572

JSON object : View

Products Affected

openclaw

openclaw

CWE

CWE-862

Missing Authorization

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