CVE-2026-116811

High

Description

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.

SeverityHigh

CVSS8.8

Exploit probability—

Product

Openpanel

PublishedOct 27, 2026

First seenOct 27, 2026

Weakness typeCWE-94Code injection

How to fix

Update

Openpanel-dev openpanel3.0.0 or later

Patches

github.com/Openpanel-dev/openpanel/commit/42fc8623b5c5c30f0b89686451c0c5ab13046b81

Vendor advisories

github.com/Openpanel-dev/openpanel/security/advisories/GHSA-mc99-9jf5-22cq

Affected products

Product	Affected versions	Fixed in
Openpanel-dev openpanel	v < 3.0.0	3.0.0

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