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CVE-2026-41329 — Vulnerability in openclaw — CVE Details

CRITICAL

OpenClaw: Heartbeat context inheritance bypasses sandbox via senderIsOwner escalation

Published April 2, 2026Updated April 21, 2026Source: osv

Summary

## Summary Heartbeat context inheritance bypasses sandbox via senderIsOwner escalation ## Current Maintainer Triage - Status: open - Normalized severity: Critical ## Affected Packages / Versions - Package: `openclaw` (npm) - Latest published npm version: `2026.3.31` - Vulnerable version range: `<=2026.3.28` - Patched versions: `>= 2026.3.31` - First stable tag containing the fix: `v2026.3.31` ## Fix Commit(s) - `a30214a624946fc5c85c9558a27c1580172374fd` — 2026-03-31T09:06:51+09:00 OpenClaw thanks @AntAISecurityLab for reporting.

Advisory Timeline

  • First published April 2, 2026 (193 days ago).
  • Last revised April 21, 2026 — 18 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

npm
Update openclaw to 2026.3.31 or later
npm install openclaw@2026.3.31

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: npm (1).

PackageEcosystemAffectedFixed In
openclaw
npm
All versions2026.3.31

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

  • CWE-863
    Incorrect AuthorizationMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.5 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
—
Confidentiality
—
Integrity
—
Availability
—

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

References

Frequently Asked Questions

What is CVE-2026-41329?
OpenClaw: Heartbeat context inheritance bypasses sandbox via senderIsOwner escalation This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.5/10).
How do I check if my project is affected by CVE-2026-41329?
CVE-2026-41329 affects openclaw. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-41329 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.5

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-g5cg-8x5w-7jpm

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  • CVE-2026-41386
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  • CVE-2026-41378
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  • CVE-2026-32010
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