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GHSA-wpc6-37g7-8q4w CVE-2026-41392

OpenClaw: Shell init-file options could satisfy exec allowlist script matching

High npm
Severity
0.0 / 10
High · CVSS 4.0
Exploit chance (EPSS)
0.12%
Chance of exploitation in the next 30 days. Higher than 1.69% of scored vulnerabilities.
Known exploited
No
Not in CISA's catalog
Weakness
CWE-184 Incomplete List of Disallowed Inputs
Fix
2026.3.31
Upgrade openclaw to this version or later

Description

Summary

Before OpenClaw 2026.3.31, exec allowlist matching could treat shell init-file wrapper invocations as if the approved script itself were being executed. Shell options such as --rcfile, --init-file, and --startup-file could therefore inherit allowlist trust from a matched script path even though the shell loaded attacker-chosen initialization first.

Impact

This issue only applied when exec allowlist or allow-always behavior was enabled and the attacker could steer a shell-wrapper command shape that used init-file options. The result was a narrower allowlist bypass, not generic arbitrary command execution from an untrusted boundary.

Affected Packages / Versions

  • Package: openclaw (npm)
  • Affected versions: < 2026.3.31
  • Patched versions: >= 2026.3.31
  • Latest published npm version: 2026.4.1

Fix Commit(s)

  • 0c8375424620e12777ef24c162eedc7e9fcfd7e3 — reject shell init-file script matches

Release Process Note

The fix shipped in OpenClaw 2026.3.31 on March 31, 2026. The current published npm release 2026.4.1 from April 1, 2026 also contains the fix.

Thanks @cyjhhh for reporting.

Affected versions

npm

PackageVulnerableFixed in
openclaw
< 2026.3.31
2026.3.31

How to fix

Move to the fixed version or later with your package manager, update the lockfile, and run your tests. If the package only arrives through another dependency, upgrade that dependency first. If none of its releases pulls a fixed version yet, force the version with your package manager's override.

openclaw npm → 2026.3.31

npm
npm install openclaw@2026.3.31
yarn
yarn add openclaw@2026.3.31
pnpm
pnpm add openclaw@2026.3.31

Severity breakdown

CVSS 4.0 0.0

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Attack vector
Network
Attack complexity
Low
Attack requirements
Present
Privileges required
None
User interaction
None
Confidentiality (vulnerable system)
None
Integrity (vulnerable system)
Low
Availability (vulnerable system)
None
Confidentiality (subsequent systems)
None
Integrity (subsequent systems)
None
Availability (subsequent systems)
None

CVSS 3.1 7.3

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Weakness

CWE-184: Incomplete List of Disallowed Inputs

The product implements a protection mechanism that relies on a list of inputs (or properties of inputs) that are not allowed by policy or otherwise require other action to neutralize before additional processing takes place, but the list is incomplete.

How to prevent it
  • Implementation: Do not rely exclusively on detecting disallowed inputs. There are too many variants to encode a character, especially when different environments are used, so there is a high likelihood of missing some variants. Only use detection of disallowed inputs as a mechanism for detecting suspicious activity. Ensure that you are using other protection mechanisms that only identify "good" input - such as lists of allowed inputs - and ensure that you are properly encoding your outputs.

References

Timeline

  1. Published
  2. Last updated by the source
  3. Latest EPSS score
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