Critical NGINX Vulnerability Can Crash Workers and May Allow Remote Code Execution

F5 has shipped fixes for a critical nginx flaw that lets a remote, unauthenticated attacker trigger a heap buffer overflow in the worker process with crafted HTTP requests. CVE-2026-42533 was patched on July 15 in nginx 1.30.4 stable and 1.31.3 mainline, and in NGINX Plus 37.0.3.1; anyone on an...

NGINX ngx_http_ssi_module vulnerability

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CVE-2026-42533

A flaw was found in NGINX. An unauthenticated attacker can exploit this vulnerability by sending specially crafted HTTP requests when the map directive uses regular expression regex matching and references regex capture variables before referencing the map output variable. This can lead to a heap...

FreeBSD : nginx -- multiple vulnerabilities (56feeac6-8263-11f1-92ba-bc24110523fe)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 56feeac6-8263-11f1-92ba-bc24110523fe advisory. The nginx development team reports: Buffer overflow when using map and regex CVE-2026-42533...

nginx-1.31.3-1.1 on GA media (moderate)

nginx-1.31.3-1.1 on GA media Announcement ID: openSUSE-SU-2026:11295-1 Rating: moderate Cross-References: CVE-2026-42533 CVE-2026-56434 CVE-2026-60005 CVSS scores: CVE-2026-42533 SUSE : 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2026-42533 SUSE : 9.2...

Exploit for Out-of-bounds Read in Openssl

CVE-2014-0160 Lab dựng lab sử dụng Heartbleed để leak memory...

OPENSUSE-SU-2026:11295-1 nginx-1.31.3-1.1 on GA media

These are all security issues fixed in the nginx-1.31.3-1.1 package on the GA media of openSUSE Tumbleweed...

The vulnerability of the NGINX Plus and NGINX Open Source HTTP-server directives allows attackers to execute arbitrary code or cause service interruptions.

The vulnerability of the NGINX Plus and NGINX Open Source HTTP-server directives is related to buffer overflows in dynamic memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code or cause a service failure by sending a specially crafted HTTP request...

SUSE CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

SUSE CVE-2026-60005

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...

CVE-2026-60005

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...

UBUNTU-CVE-2026-60005

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...

UBUNTU-CVE-2026-42533

A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and a string expression references the map's regex capture variables before referencing the map output variable. Alternatively, the same result could be achieved by using a non-cacheable variable i...

Linux Distros Unpatched Vulnerability : CVE-2026-60005

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or wh...

Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-1922)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1922 advisory. NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpproxyv2module and ngxhttpgrpcmodule modules. This vulnerability exists when the proxyhttpversion to 2 or grpcpass directives...

CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

Linux Distros Unpatched Vulnerability : CVE-2026-42533

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and a string expression references the map's regex capture...

UBUNTU-CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

Linux Distros Unpatched Vulnerability : CVE-2026-56434

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass,...

DEBIAN-CVE-2026-60005

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpslicemodule module. When the slice directive and unnamed regex captures are configured or when a background cache update happens, unauthenticated attackers can send requests that may cause uninitialized memory access in the NGINX...