NVD HIGH: CVE-2026-116811 — OpenPanel before 3.0.0 contains a sandbox escape vulnerability in the js-runtime...

Tuesday, October 27, 2026 at 12:17 AM UTC·Source: NIST NVD

Updated: Thursday, October 29, 2026 at 05:00 PM UTC

Executive Summary

OpenPanel before 3.0.0 contains a sandbox escape vulnerability in the js-runtime validator that allows a project member to bypass the AST allowlist by aliasing the Function constructor. Attackers with write access can read payload.constructor.constructor into a local and call it to run arbitrary code in the worker process.

Analysis

Indicators of Compromise (1)

CVE (1)

CVE-2026-116811

NVD MITRE CVE

Source Attribution

Originally published by NIST NVD on Oct 27, 2026. Verified by: NIST.

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