---
title: "CVE-2026-93985: OpenPanel js-runtime - Remote Code Execution"
description: "OpenPanel js-runtime contains a sandbox escape vulnerability caused by failure to block computed member access to constructor chains in the JavaScript webhook template validator, letting attackers with project write access execute arbitrary code in the worker process."
url: https://panop.io/threat-heartbeat/CVE-2026-93985/
---

# CVE-2026-93985 OpenPanel js-runtime - Remote Code Execution

OpenPanel js-runtime contains a sandbox escape vulnerability caused by failure to block computed member access to constructor chains in the JavaScript webhook template validator, letting attackers with project write access execute arbitrary code in the worker process.

CVSS base score 9.9 /10

Critical

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.67% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-93985)

## Details

Type

Remote Code Execution

Impact

Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Published

19 September 2026

Updated

15 October 2026

Weakness

[CWE-94](https://cwe.mitre.org/data/definitions/94.html)

## Vendor fix

Update to the latest version containing the fix for this vulnerability.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-93985](https://nvd.nist.gov/vuln/detail/CVE-2026-93985)
- [https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-6f7h-cvp6-w9w5](https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-6f7h-cvp6-w9w5)
- [https://www.vulncheck.com/advisories/openpanel-js-runtime-javascript-template-sandbox-escape-rce](https://www.vulncheck.com/advisories/openpanel-js-runtime-javascript-template-sandbox-escape-rce)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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