Critical severity9.9NVD Advisory· Published Sep 19, 2026· Updated Oct 2, 2026

CVE-2026-93985

Description

OpenPanel js-runtime through 2.3.0 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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Openpanel Dev/Openpanelllm-fuzzy
Range: <=2.3.0

Patches

Vulnerability mechanics

References

github.com/Openpanel-dev/openpanel/security/advisories/GHSA-6f7h-cvp6-w9w5nvd
www.vulncheck.com/advisories/openpanel-js-runtime-javascript-template-sandbox-escape-rcenvd

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