CVE-2026-41391

What it is

OpenClaw before 2026.3.31 fails to properly sanitize PIP_INDEX_URL and UV_INDEX_URL environment variables in host execution contexts, allowing attackers to redirect Python package-index traffic. Attackers can exploit this bypass to intercept or manipulate package management operations by injecting malicious index URLs through unsanitized environment variables.

At a glance

Exploitability

Can be exploited locally on the machine with a low-privilege account. High risk of data tampering.

Exploit odds

0.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-04-28 19:37 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 10:46 UTC Last updatedMost recent change to the record

Details

Published

2026-04-28 19:37 UTC

Last modified

2026-06-17 10:46 UTC

Exploit probability

0.1% · EPSS, next 30 days

Weakness

CWE-184

Record status

Analyzed

Affected

• Openclaw < 2026.3.31

Attack profile CVSS 4.0 · 5.8

Attack vector

Local

Complexity

Low

Attack requirements

Present

Privileges needed

Low

User interaction

None

Confidentiality

Low

Integrity

High

Availability

None