CVE-2026-41329

CRITICAL EPSS 21.5%
Published Apr 21, 20262mo ago · Modified Jun 17, 20261w ago
9.0 CVSS 4.0
Critical
Find Similar
Published Apr 21, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
9.0
Exploitability
—
Impact
—
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
21.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-648

Affected Products 1

VendorProductVersionRange
openclawopenclaw* <2026.3.31

References 3

  • github.com https://github.com/openclaw/openclaw/commit/a30214a624946fc5c85c9558a27c1580172374fd
    Patch
  • github.com https://github.com/openclaw/openclaw/security/advisories/GHSA-g5cg-8x5w-7jpm
    Vendor Advisory
  • vulncheck.com https://www.vulncheck.com/advisories/openclaw-sandbox-bypass-via-heartbeat-context-inheritance-and-senderisowner-escalation
    Third Party Advisory

Remediation

  • github.com https://github.com/openclaw/openclaw/commit/a30214a624946fc5c85c9558a27c1580172374fd
    Patch