CVE-2023-27729: F5 Njs

High severity, CVSS 7.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Nginx NJS v0.7.10 was discovered to contain an illegal memcpy via the function njs_vmcode_return at src/njs_vmcode.c.

Affected products

• F5 Njs: version 0.7.10 only

Published 2023-04-09. Last modified 2026-06-17.