CVE-2026-35626: OpenClaw < 2026.3.22 - Unauthenticated Resource Exhaustion via Voice Call Webhook
Fixed in 2026.3.22 · Affected: OpenClaw before 2026.3.22 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 44% of scored CVEs
DescriptionCVE.org
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.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- OpenClaw · OpenClawbefore 2026.3.22
On the Atlas
Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.
- Exploitation
- Unlikely (under 1%). EPSS under 1%, or no score yet.
- CISA KEV
- Not listed
- Public check
- No public nuclei template
- Vendor
- OpenClaw
- Published
- April 2026
CoverageNo articles yet
No CyberSIXT article names CVE-2026-35626 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.