CVE-2026-41329

critical · 9

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

0.3%

EPSS (exploit prob.)

23rd

EPSS percentile

2026-04-21

Published

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

Weaknesses

CWE-648

Affected products

Vendor	Product	Affected versions
openclaw	openclaw	< 2026.3.31

Check a specific version with /api/v1/cve/match.

References

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-41329