CVE-2026-28478

HIGH
2026-03-05 [email protected] GHSA-q447-rj3r-2cgh
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Patch Released
Mar 31, 2026 - 21:13 nvd
Patch available
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 05, 2026 - 22:16 nvd
HIGH 7.5

Tags

Denial Of Service Openclaw

Description

OpenClaw versions prior to 2026.2.13 contain a denial of service vulnerability in webhook handlers that buffer request bodies without strict byte or time limits. Remote unauthenticated attackers can send oversized JSON payloads or slow uploads to webhook endpoints causing memory pressure and availability degradation.

Analysis

OpenClaw versions up to 2026.2.13 is affected by allocation of resources without limits or throttling (CVSS 7.5).

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Remediation

Within 24 hours: Identify all OpenClaw deployments and document current versions in use; assess whether affected versions are running in production environments. Within 7 days: Implement network-level rate limiting and request throttling at the load balancer or API gateway; deploy monitoring for abnormal resource consumption patterns. …

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +38
POC: 0

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CVE-2026-28478 vulnerability details – vuln.today
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