What’s Vulnerable › Vulnerabilities
CVE-2019-11839
- Severity: critical (CVSS 9.8 v3.0)
- 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: 2019-05-09 · updated 2026-06-17
- Weakness: CWE-787
Description
njs through 0.3.1, used in NGINX, has a heap-based buffer overflow in Array.prototype.push after a resize, related to njs_array_prototype_push in njs/njs_array.c, because of njs_array_expand size mishandling.
Affected products
- F5 Njs: through 0.3.1
References
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