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Advisories

OpenClaw < 2026.3.31 - Time-of-Check-Time-of-Use (TOCTOU) Vulnerability in Sandbox File Operations

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severity
medium
date
Affecting

  • OpenClaw >= 0, < 2026.3.31

CWE
  • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
CVSS
4.3
CVSS V4 Vector
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:P/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
Credit
AntAISecurityLab
Description
OpenClaw before 2026.3.31 contains a time-of-check-time-of-use vulnerability in sandbox file operations that allows attackers to bypass fd-based defenses. Attackers can exploit check-then-act patterns in apply_patch, remove, and mkdir operations to manipulate files between validation and execution.

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