CVE-2026-41400CWE-770

OpenClaw < 2026.3.31 - Resource Consumption via Oversized WebSocket Frames in voice-call

Medium · published April 28, 2026

CVSS v4.0
6.9
EPSS
1%
Percentile
54.8
In the wild
Unconfirmed
What it is

OpenClaw before 2026.3.31 contains an incomplete fix for CVE-2026-32062 where the voice-call component parses large WebSocket frames before start validation. Remote attackers can send oversized pre-start WebSocket frames to cause resource consumption and denial of service.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
EPSS
0.00759 · 54.8th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-04-28T18:09Z
EPSS history
Timeline
  • 28 APR 18:09Z
    OpenClaw < 2026.3.31 - Resource Consumption via Oversized WebSocket Frames in voice-call
    cvelistv5