CVE-2026-41329
OpenClaw < 2026.3.31 - Sandbox Bypass via Heartbeat Context Inheritance and senderIsOwner Escalation
CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th
OpenClaw before 2026.3.31 contains a sandbox bypass vulnerability allowing attackers to escalate privileges via heartbeat context inheritance and senderIsOwner parameter manipulation. Attackers can exploit improper context validation to bypass sandbox restrictions and achieve unauthorized privilege escalation.
| CWE | CWE-648 |
| Vendor | openclaw |
| Product | openclaw |
| Published | Apr 20, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
OpenClaw / OpenClaw
0 < 2026.3.31
References
github.com: https://github.com/openclaw/openclaw/security/advisories/GHSA-g5cg-8x5w-7jpm github.com: https://github.com/openclaw/openclaw/commit/a30214a624946fc5c85c9558a27c1580172374fd vulncheck.com: https://www.vulncheck.com/advisories/openclaw-sandbox-bypass-via-heartbeat-context-inheritance-and-senderisowner-escalation
Credits
🔍 AntAISecurityLab