CVE-2022-27007: F5 Njs

Critical severity, CVSS 9.8. EPSS: 1.6% chance of exploitation in the next 30 days.

nginx njs 0.7.2 is affected suffers from Use-after-free in njs_function_frame_alloc() when it try to invoke from a restored frame saved with njs_function_frame_save().

Affected products

• F5 Njs: version 0.7.2 only

Published 2022-04-14. Last modified 2026-06-17.