CVE-2026-41338

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.

References

• https://github.com/openclaw/openclaw/commit/32a4a47d602e0618f87b3e59f94d8c142767f860
• https://github.com/openclaw/openclaw/security/advisories/GHSA-rm5c-4rmf-vvhw
• https://www.vulncheck.com/advisories/openclaw-time-of-check-time-of-use-toctou-vulnerability-in-sandbox-file-operations