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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-116811

OpenPanel before 3.0.0 Sandbox Escape RCE via Webhook JavaScript Template

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Openpanel-dev openpanel

Default version status: unaffected

  • 0 to < 3.0.0affected
  • 3.0.0unaffected

References