BIT-NGINX-2026-42926 NGINX ngx_http_proxy_v2_module vulnerability

🗓️ 15 May 2026 08:50:04Reported by GoogleType

osv🔗 osv.dev👁 1 Views

NGINX proxy_v2 vulnerability permits header and payload injection when proxy_http_version 2 is used with proxy_set_body.

Reporter	Title	Published	Views	Family All 63
FreeBSD	nginx-devel -- multiple vulnerabilities	13 May 202600:00	–	freebsd
FreeBSD	www/nginx -- Remote Code Execution/DoS	14 May 202600:00	–	freebsd
ATTACKERKB	CVE-2026-42926	13 May 202614:12	–	attackerkb
Tenable Nessus	Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-1714)	27 May 202600:00	–	nessus
Tenable Nessus	Amazon Linux 2 : nginx, --advisory ALAS2NGINX1-2026-012 (ALASNGINX1-2026-012)	27 May 202600:00	–	nessus
Tenable Nessus	Fedora 44 : nginx / nginx-mod-brotli / nginx-mod-fancyindex / etc (2026-094eb13bb1)	15 May 202600:00	–	nessus
Tenable Nessus	Fedora 42 : nginx / nginx-mod-brotli / nginx-mod-fancyindex / etc (2026-38623b4fed)	15 May 202600:00	–	nessus
Tenable Nessus	Fedora 43 : nginx / nginx-mod-brotli / nginx-mod-fancyindex / etc (2026-fb53cb4d67)	15 May 202600:00	–	nessus
Tenable Nessus	FreeBSD : nginx-devel -- multiple vulnerabilities (1ed77d8e-53bb-11f1-b339-3497f65b111b)	20 May 202600:00	–	nessus
Tenable Nessus	FreeBSD : www/nginx -- Remote Code Execution/DoS (3414ac89-4f9f-11f1-a1c0-0050569f0b83)	15 May 202600:00	–	nessus

Source	Link
my	www.my.f5.com/manage/s/article/K000161131
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-42926

15 May 2026 11:11Current

5.8Medium risk

Vulners AI Score5.8

CVSS 3.15.8

CVSS 46.3

EPSS0.00023

SSVC