CVE-2026-93985
OpenPanel js-runtime JavaScript Template Sandbox Escape RCE
CVSS Score
9.9
EPSS Score
0.0%
EPSS Percentile
0th
OpenPanel js-runtime through commit bad75bdd contains a sandbox escape vulnerability in the JavaScript webhook template validator that fails to block computed member access to constructor chains. Attackers with project write access can create webhook templates using computed property notation to access Function constructor and execute arbitrary code in the worker process.
| CWE | CWE-94 |
| Vendor | openpanel-dev |
| Product | openpanel |
| Published | Sep 19, 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
Openpanel-dev / openpanel
0 ≤ bad75bddc74d12d36cfb843f4531d3b830a8d994
References
Credits
🔍 CaptBoykin