CVE-2026-42437

Published: Mag 05, 2026 Last Modified: Mag 05, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 8,2
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
HIGH 7,5
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high

Description

AI Translation Available

OpenClaw versions 2026.4.9 before 2026.4.10 contain a denial of service vulnerability in the voice-call realtime WebSocket path that accepts oversized frames without proper validation. Remote attackers can send oversized WebSocket frames to cause service unavailability for deployments exposing the webhook path.

770

Allocation of Resources Without Limits or Throttling

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Resource Consumption (Cpu) Dos: Resource Consumption (Memory) Dos: Resource Consumption (Other)
Applicable Platforms
All platforms may be affected
Likelihood of Exploit: High
View CWE Details
https://github.com/openclaw/openclaw/commit/afadb7dae673881…
https://github.com/openclaw/openclaw/commit/afadb7dae6738819ad9c7d2597ace051695…
https://github.com/openclaw/openclaw/security/advisories/GH…
https://github.com/openclaw/openclaw/security/advisories/GHSA-vw3h-q6xq-jjm5
https://www.vulncheck.com/advisories/openclaw-denial-of-ser…
https://www.vulncheck.com/advisories/openclaw-denial-of-service-via-oversized-w…