Linux Distros Unpatched Vulnerability : CVE-2026-42945

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 ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a...

www/nginx -- Remote Code Execution/DoS

nginx development team reports: When using the "proxysetbody" directive, an attacker might inject data in the proxied request to an HTTP/2 backend A heap memory buffer overflow might occur in a worker process while handling a specially crafted request by ngxhttprewritemodule, potentially resultin...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

PT-2026-42388

Name of the Vulnerable Software and Affected Versions nginx versions prior to 1.24.0-2ubuntu7.8 Description The ngx http rewrite module component incorrectly handles certain rewrite directives. A remote attacker could exploit this to cause a crash, leading to a denial of service, or potentially...

EUVD-2026-30010

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

ALPINE-CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

AZL-86856 CVE-2026-42945 affecting package nginx for versions less than 1.28.3-4

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945

CVE-2026-42945 affects NGINX Open Source and NGINX Plus via the ngx_http_rewrite_module when a rewrite/if/set directive is followed by a PCRE capture and a replacement containing a question mark. This can cause a heap buffer overflow in the worker process and, on systems with ASLR disabled, poten...

CVE-2026-42945 NGINX ngx_http_rewrite_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945 NGINX ngx_http_rewrite_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

CVE-2026-42945

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the rewrite directive is followed by a rewrite, if, or set directive and an unnamed Perl-Compatible Regular Expression PCRE capture for example, $1, $2 with a replacement strin...

K000161019: NGINX ngx_http_rewrite_module vulnerability CVE-2026-42945

Security Advisory Description NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when the "rewrite" directive with a query string is followed in the same location by the "if" or "set" directive with an unnamed Perl-Compatible Regula...

PT-2026-40681

Name of the Vulnerable Software and Affected Versions NGINX Plus and NGINX Open Source versions 0.6.27 through 1.30.0 Description A heap buffer overflow exists in the ngx http rewrite module module. The issue occurs when a rewrite directive is followed by a rewrite, if, or set directive and...

Exploit for CVE-2026-42945

NGINX Rift RCE Proof of concept for CVE-2026-42945, a cri...

USN-8239-1: Apache HTTP Server vulnerabilities

Bartlomiej Dmitruk and Stanislaw Strzalkowski discovered that Apache HTTP Server incorrectly handled certain memory operations when using the HTTP/2 protocol. A remote attacker could use this issue to cause Apache HTTP Server to crash, resulting in a denial of service, or possibly execute arbitra...

FreeBSD : www/apache24 -- Multiple vulnerabilities (1ccc383b-486a-11f1-8b62-8447094a420f)

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 1ccc383b-486a-11f1-8b62-8447094a420f advisory. The Apache httpd project reports: modproxyajp: CVE-2026-34059, CVE-2026-34032, CVE-2026-33857,...