CVE-2025-67944: Nelio Software Nelio Ab Testing

Critical severity, CVSS 9.1. EPSS: 0.6% chance of exploitation in the next 30 days.

Improper Control of Generation of Code ('Code Injection') vulnerability in Nelio Software Nelio AB Testing nelio-ab-testing allows Code Injection.This issue affects Nelio AB Testing: from n/a through <= 8.1.8.

Affected products

• Nelio Software Nelio Ab Testing: up to and including 8.1.8

Published 2026-01-22. Last modified 2026-06-17.