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CVE-2026-35626

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CVE-2026-35626

Published: Apr 9, 2026

Modified: Apr 14, 2026

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

OpenClaw before 2026.3.22 contains an unauthenticated resource exhaustion vulnerability in voice call webhook handling that buffers request bodies before provider signature checks. Attackers can send large or malicious webhook requests to exhaust server resources without authentication by bypassing signature validation.

VendorProductVersions

OpenClaw

OpenClaw

affected
0 - < 2026.3.22
unaffected
2026.3.22

Weaknesses (CWE)

CWE-405

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

References

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