nginx: ngx_http_rewrite_module: code execution and denial of service

A flaw was found in the ngxhttprewritemodule module of NGINX. When a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures and a replacement string that references multiple such captures in a redirect or arguments context, an...

AZL-90563 CVE-2026-53266 affecting package kernel for versions less than 6.6.143.1-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebtsnat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source address rewrite behind skbensurewritableskb, 0. This is intentional: at the bridge ebtables hooks the Ethernet header is...

CVE-2026-53266 netfilter: bridge: make ebt_snat ARP rewrite writable

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebtsnat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source address rewrite behind skbensurewritableskb, 0. This is intentional: at the bridge ebtables hooks the Ethernet header is...

CVE-2026-53266

CVE-2026-53266 is a vulnerability in the Linux kernel's ebtables SNAT target (net/bridge/netfilter/ebt_snat.c, function ebt_snat_tg()). The ARP sender hardware address rewrite uses skb_store_bits() on a range that may reside in a nonlinear skb fragment backed by a splice-imported file page. Becau...

Important: Red Hat Security Advisory: nginx:1.26 security update

An update for the nginx:1.26 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

nginx: ngx_http_rewrite_module: code execution and denial of service

A flaw was found in the ngxhttprewritemodule module of NGINX. When a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures and a replacement string that references multiple such captures in a redirect or arguments context, an...

ALSA-2026:29874 Important: nginx security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: ngxhttprewritemodule: code execution and denial of service CVE-2026-9256 For more details about the security issues, including the impac...

CVE-2026-53266: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebtsnat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source address rewrite behind skbensurewritableskb, 0. This is intentional: at the bridge ebtables hooks the Ethernet header is...

AlmaLinux 8 : nginx:1.24 (ALSA-2026:28921)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:28921 advisory. nginx: ngxhttprewritemodule: code execution and denial of service CVE-2026-9256 Tenable has extracted the preceding description block directly from the AlmaLinux...

RHEL 9 : nginx:1.26 (RHSA-2026:29151)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:29151 advisory. nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security...

CVE-2026-45687 Rocket.Chat: Authenticated Arbitrary Data Export Theft via Mass Assignment in sendFileMessage

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.1, 8.3.3, 8.2.3, 8.1.4, 8.0.5, 7.13.7, and 7.10.11, Rocket.Chat's sendFileMessage DDP method passes the entire attacker-supplied file object into Uploads.updateFileComplete, which merges it...

Apache Tomcat: Apache Tomcat: Incorrect control flow in rewrite valve allows unexpected rule processing

A flaw was found in Apache Tomcat's rewrite valve. This vulnerability involves an incorrect control flow implementation where, during the processing of rewrite rules, if the first condition in an OR chain matched, subsequent non-OR conditions were unexpectedly skipped. This can lead to unintended...

nginx: ngx_http_rewrite_module: code execution and denial of service

A flaw was found in the ngxhttprewritemodule module of NGINX. When a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures and a replacement string that references multiple such captures in a redirect or arguments context, an...

RLSA-2026:28921 Important: nginx:1.24 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: ngxhttprewritemodule: code execution and denial of service CVE-2026-9256 For more details about the security issues, including the impac...

nginx:1.24 security update

An update is available for nginx, module.nginx. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list nginx is a web and proxy server supporting HTTP and other...

Important: Red Hat Security Advisory: nginx:1.24 security update

An update for the nginx:1.24 module is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

nginx: ngx_http_rewrite_module: code execution and denial of service

A flaw was found in the ngxhttprewritemodule module of NGINX. When a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures and a replacement string that references multiple such captures in a redirect or arguments context, an...

RLSA-2026:28212 Important: nginx:1.24 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: ngxhttprewritemodule: code execution and denial of service CVE-2026-9256 For more details about the security issues, including the impac...

nginx:1.24 security update

An update is available for nginx, module.nginx. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list nginx is a web and proxy server supporting HTTP and other...

ALSA-2026:28921 Important: nginx:1.24 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: ngxhttprewritemodule: code execution and denial of service CVE-2026-9256 For more details about the security issues, including the impac...