What’s Vulnerable › Vulnerabilities

CVE-2022-25139

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-02-14 · updated 2026-06-17
• Weakness: CWE-416

Description

njs through 0.7.0, used in NGINX, was discovered to contain a heap use-after-free in njs_await_fulfilled.

Affected products

• F5 Njs: before 0.7.2 — fixed in 0.7.2

How to fix

Upgrade to a fixed version: F5 Njs 0.7.2. Check the vendor advisory for mitigations.

References

• https://github.com/nginx/njs/commit/6a07c2156a07ef307b6dcf3c2ca8571a5f1af7a6
• https://github.com/nginx/njs/issues/451
• https://security.netapp.com/advisory/ntap-20220303-0007/
• https://github.com/nginx/njs/commit/6a07c2156a07ef307b6dcf3c2ca8571a5f1af7a6
• https://github.com/nginx/njs/issues/451
• https://security.netapp.com/advisory/ntap-20220303-0007/

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