CVE-2026-93985 OpenPanel js-runtime - Remote Code Execution

OpenPanel js-runtime contains a sandbox escape vulnerability caused by failure to block computed member access to constructor chains in the JavaScript webhook template validator, letting attackers with project write access execute arbitrary code in the worker process.

CVSS base score 9.9 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.67% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Remote Code Execution
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published
19 September 2026
Updated
15 October 2026
Weakness
CWE-94

Vendor fix

Update to the latest version containing the fix for this vulnerability.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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