Vulnerability 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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/Openpanel-dev/openpanel/commit/42fc8623b5c5c30f0b89686451c0c5
- https://github.com/Openpanel-dev/openpanel/security/advisories/GHSA-mc99-9jf5-22
- https://www.vulncheck.com/advisories/openpanel-before-3.0.0-sandbox-escape-rce-v
FAQ
What is CVE-2026-116811?
CVE-2026-116811 is a vulnerability with a CVSS score of 8.8 (HIGH). 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...
How severe is CVE-2026-116811?
CVE-2026-116811 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-116811?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.