CVE-2026-41390 OpenClaw < 2026.3.28 - Exec Allowlist Bypass via Unregistered /usr/bin/script Wrapper
Attackers can bypass exec allowlists by exploiting wrapper binaries, allowing unauthorized code execution after initial user approval.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-41390?
CVE-2026-41390 is a high-severity vulnerability in Openclaw Openclaw, published on 28 Apr 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
OpenClaw before 2026.3.28 contains an exec allowlist bypass vulnerability where allow-always persistence fails to unwrap /usr/bin/script and similar wrappers before storing trust decisions. Attackers can obtain user approval for one wrapped command to persist trust for wrapper binaries that execute different underlying programs.
Weakness: CWE-807
Which versions are affected by CVE-2026-41390?
2 open source packages ship an affected version, including openclaw. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
openclaw npm | All versions | 2026.3.28 |
openclaw npm | All versions | 2026.3.28 |
Products include Openclaw Openclaw.
How do I fix CVE-2026-41390?
Upgrade openclaw to 2026.3.28 or later.
Is CVE-2026-41390 being exploited?
There is no known exploitation of CVE-2026-41390 in the wild and no public exploit code.
Other vulnerabilities in Openclaw Openclaw
- CVE-2026-28363 Security feature bypass in OpenClaw
- CVE-2026-30741 Code injection in n/a
- CVE-2026-33579 OpenClaw < 2026.3.28 - Privilege Escalation via Missing Caller Scope Validation in Device Pair Approval
- CVE-2026-32922 OpenClaw < 2026.3.11 - Privilege Escalation via Unvalidated Scope in device.token.rotate
- CVE-2026-32978 OpenClaw < 2026.3.11 - Approval Bypass via Unrecognized Script Runners
Sources
Also known as GHSA-6pfc-6m7w-m8fx, MINI-wv7c-67fq-mhhj.