NGINX_2026_CVE_Bundle_CTI_Report

🛡️ NGINX 2026 Multi-CVE CTI Investigation CVE-2026-28755 • CVE-2026-42926 • CVE-2026-9256 • CVE-2026-42055 • CVE-2026-42533 Created by Pratik Chhetri Report Date: 2026-07-28 📌 Executive Snapshot CVE| Component| Primary Issue| Fixed Open Source Versions| Priority ---|---|---|---|--- CVE-2026-28755|...

OESA-2026-4546 nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server. Security Fixes: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return...

OESA-2026-4544 nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server. Security Fixes: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return...

OESA-2026-4545 nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server. Security Fixes: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return...

OESA-2026-4543 nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server. Security Fixes: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: nginx (UTSA-2026-146979)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-146979 advisory. A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return...

CentOS Linux 7 [TuxCare] Security Update: nginx / nginx-all-modules / nginx-filesystem / nginx-mod-devel / etc (CENTOS7:CLSA-2026:1793021177)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1793021177 advisory. - NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are...

CVE-2026-103391

An Out-of-bounds Write vulnerability in the SSR TCP proxy/optimization path in Juniper Networks Session Smart Router allows an attacker to corrupt forwarded packet data and potentially cause a data-plane crash via a transit TCP packet with a crafted TCP option length...

EUVD-2026-112226

An Out-of-bounds Write vulnerability in the SSR TCP proxy/optimization path in Juniper Networks Session Smart Router allows an attacker to corrupt forwarded packet data and potentially cause a data-plane crash via a transit TCP packet with a crafted TCP option length...

CVE-2026-103391 Session Smart Router: An attacker-controlled TCP option causes an out-of-bounds write when using the TCP proxy feature

An Out-of-bounds Write vulnerability in the SSR TCP proxy/optimization path in Juniper Networks Session Smart Router allows an attacker to corrupt forwarded packet data and potentially cause a data-plane crash via a transit TCP packet with a crafted TCP option length...

CVE-2026-103391

A vulnerability exists in the SSR TCP proxy/optimization path of the Juniper Networks Session Smart Router . An attacker can trigger an Out-of-bounds Write (CWE-787) by sending a transit TCP packet with a crafted TCP option length . This flaw allows for the corruption of forwarded packet data and...

PT-2026-128272

An Out-of-bounds Write vulnerability in the SSR TCP proxy/optimization path in Juniper Networks Session Smart Router allows an attacker to corrupt forwarded packet data and potentially cause a data-plane crash via a transit TCP packet with a crafted TCP option length...

CentOS Linux 7 [TuxCare] Security Update: nginx / nginx-all-modules / nginx-filesystem / nginx-mod-devel / etc (CENTOS7:CLSA-2026:1792768772)

The CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS7:CLSA-2026:1792768772 advisory. - NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Include...

Amazon Linux 2023 : nginx-mod-njs (ALAS2023-2026-3300)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-3300 advisory. DescriptionNGINX JavaScript njs has a vulnerability where the njs XML module exposes entity-backed XML attributes inconsistently with libxml2 canonicalization. In both the built-in njs and...

Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-3263)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-3263 advisory. A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return directive referencing the...

Medium: nginx

Issue Overview: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return directive referencing the $requestfilename variable. Alternatively, the same result could be achieved when the...

Medium: nginx

Issue Overview: A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive together with rewrite and a set or return directive referencing the $requestfilename variable. Alternatively, the same result could be achieved when the...

Amazon Linux 2 : nginx (ALASNGINX1-2026-017)

The version of nginx installed on the remote host is prior to 1.30.6-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2NGINX1-2026-017 advisory. A vulnerability exists in NGINX Plus and NGINX Open Source when a location is configured that uses the alias directive...

nginx 1.25.0 < 1.30.6 / 1.31.x < 1.31.7 Request Body Injection

According to its Server response header, the installed version of nginx is 1.25.0 prior to 1.30.6 or 1.31.0 prior to 1.31.7. It is, therefore, affected by the following issue: - NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpv3module module. When using HTTP/3 with...

nginx 1.30.x < 1.30.6 / 1.31.2 < 1.31.7 Heap Buffer Overflow

According to its Server response header, the installed version of nginx is 1.30.0 prior to 1.30.6, or 1.31.2 prior to 1.31.7. It is, therefore, affected by the following issue: - A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and the root...