CVE-2026-35626
MEDIUM SEVERITYCVSS Score & Metrics
Base Score
5.3 / 10
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Vulnerability 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.
Vulnerability Details
Published Date
Last Modified
CWE ID
CWE-405
Source
NVD
Vendor
OpenClaw
Product
OpenClaw
External References
- https://github.com/openclaw/openclaw/commit/630f1479c44f78484dfa21bb407cbe6f171dac87
- https://github.com/openclaw/openclaw/commit/651dc7450b68a5396a009db78ef9382633707ead
- https://github.com/openclaw/openclaw/security/advisories/GHSA-rm59-992w-x2mv
- https://www.vulncheck.com/advisories/openclaw-unauthenticated-resource-exhaustion-via-voice-call-webhook
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