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CVE-2026-35623 Details

Description

OpenClaw before 2026.3.25 contains a missing rate limiting vulnerability in webhook authentication that allows attackers to brute-force weak webhook passwords without throttling. Remote attackers can repeatedly submit incorrect password guesses to the webhook endpoint to compromise authentication and gain unauthorized access.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

CNA: [email protected]CVSS-B:4.8 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/openclaw/openclaw/commit/5e08ce36d522a1c96df2bfe88e39303ae2643d92	[email protected]	Patch
https://github.com/openclaw/openclaw/security/advisories/GHSA-xq8g-hgh6-87hv	[email protected]	Vendor Advisory
https://www.vulncheck.com/advisories/openclaw-brute-force-attack-via-missing-webhook-password-rate-limiting	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-307	Improper Restriction of Excessive Authentication Attempts	[email protected]

Affected Products

Product	Versions
openclaw openclaw	< 2026.3.25
CPE cpe:2.3:a:openclaw:openclaw::::::node.js::* Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Apr 16, 2026	Initial Analysis	[email protected]
Apr 9, 2026	New CVE Received	[email protected]