PT-2026-33871 · Openclaw+1 · Openclaw

Antaisecuritylab · Published 2026-04-02 · Updated 2026-04-21 · CVE-2026-41329

OSV

CVSS v4.0

9.0

Critical

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

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.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-863

CWE-648

Related Identifiers

CVE-2026-41329

GHSA-G5CG-8X5W-7JPM

Affected Products

Openclaw

References · 7

• https://github.com/openclaw/openclaw/security/advisories/GHSA-g5cg-8x5w-7jpm · Vendor Advisory
• https://github.com/openclaw/openclaw/commit/a30214a624946fc5c85c9558a27c1580172374fd · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-41329 · Security Note
• https://osv.dev/vulnerability/GHSA-g5cg-8x5w-7jpm · Vendor Advisory
• https://github.com/openclaw/openclaw/releases/tag/v2026.3.31 · Note
• https://github.com/openclaw/openclaw · Note
• https://vulncheck.com/advisories/openclaw-sandbox-bypass-via-heartbeat-context-inheritance-and-senderisowner-escalation · Note