CVE-2026-41338

Medium

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.

SeverityMedium

CVSS5.0

Exploit probability—

ProductOpenclaw

PublishedApr 23, 2026

First seenApr 23, 2026

Weakness typeCWE-367CWE-367

How to fix

Update

openclaw openclaw2026.3.31 or later
openclaw2026.3.31 or later

Patches

github.com/openclaw/openclaw/commit/32a4a47d602e0618f87b3e59f94d8c142767f860

Vendor advisories

github.com/openclaw/openclaw/security/advisories/GHSA-rm5c-4rmf-vvhw

Affected products

Product	Affected versions	Fixed in
openclaw openclaw	v < 2026.3.31	2026.3.31
openclawnpm	v < 2026.3.31	2026.3.31

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