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: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial o...

ALSA-2026:59220 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: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial o...

ALSA-2026:59216 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: NGINX: Heap buffer over-read allows memory modification or denial of service CVE-2026-56434 nginx: NGINX: Memory disclosure and denial o...

CVE-2026-42926

A flaw was found in NGINX Open Source. When NGINX is configured to proxy HTTP/2 traffic and uses proxysetbody, a remote attacker may be able to inject malicious data into the upstream peer. This could lead to unintended data manipulation or bypass of security controls. Mitigation To mitigate this...

nginx: Fix of CVE-2026-49975

CVE-2026-49975: improve the maxheaders patch to preserve binary compatibility with externally-built nginx modules...

Exploit for Missing Authentication for Critical Function in Nginxui Nginx_Ui

CVE-2026-33032 Safe check reads nginx status bash py...

CVE-2026-54738 Lemmy: Rate limit bypass via X-Forwarded-For header spoofing in actix-web ConnectionInfo

Lemmy is a link aggregator and forum for the fediverse. Prior to 0.19.19 and 1.0.0-beta.1, actix-web ConnectionInfo::realipremoteaddr reads the first value of X-Forwarded-For as the client address used by rawipkey in crates/utils/src/ratelimit/mod.rs. Lemmy's bundled docker/nginx.conf uses...

USN-8563-4: nginx regression

USN-8563-3 fixed a vulnerability in nginx. The fix introduced a regression in certain environments. This update reverts the fix for CVE-2026-42533 pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...

USN-8563-4 nginx regression

USN-8563-3 fixed a vulnerability in nginx. The fix introduced a regression in certain environments. This update reverts the fix for CVE-2026-42533 pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly handled certain...

USN-8563-3 nginx vulnerability

USN-8563-1 fixed vulnerabilities in nginx. The fix for CVE-2026-42533 was backed out in USN-8563-2 because it could cause a regression. This update includes a better fix for CVE-2026-42533. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly...

USN-8563-3: nginx vulnerability

USN-8563-1 fixed vulnerabilities in nginx. The fix for CVE-2026-42533 was backed out in USN-8563-2 because it could cause a regression. This update includes a better fix for CVE-2026-42533. We apologize for the inconvenience. Original advisory details: It was discovered that nginx incorrectly...

MiracleLinux 9 : nginx:1.26 (AXSA:2026-1551:01)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1551:01 advisory. nginx: NGINX: Arbitrary code execution or Denial of Service via heap-based buffer overflow with crafted HTTP/2 headers CVE-2026-42055 Tenable has extracted t...

CVE-2026-19670

Malcolm's nginx Lua role-based access control RBAC layer decides whether an authenticated user may reach a role-restricted path e.g. /htadmin, /auth, /adminlogin, /arkime/api/esadmin, NetBox, upload endpoints by pattern-matching the raw, percent-encoded request URI. Nginx itself, however, selects...

CVE-2026-19670 Incorrect Authorization in CISA Malcolm

Malcolm's nginx Lua role-based access control RBAC layer decides whether an authenticated user may reach a role-restricted path e.g. /htadmin, /auth, /adminlogin, /arkime/api/esadmin, NetBox, upload endpoints by pattern-matching the raw, percent-encoded request URI. Nginx itself, however, selects...

CVE-2026-19670

Malcolm's nginx Lua RBAC layer pattern-matches the raw percent-encoded URI while nginx routes using the decoded URI, allowing an authenticated low-privilege user to access admin-only paths via encoded URLs like /%68tadmin.php. CVSS 5.4 (MEDIUM); no in-the-wild exploitation reported. No patch vers...

CVE-2026-19670 Incorrect Authorization in CISA Malcolm

Malcolm's nginx Lua role-based access control RBAC layer decides whether an authenticated user may reach a role-restricted path e.g. /htadmin, /auth, /adminlogin, /arkime/api/esadmin, NetBox, upload endpoints by pattern-matching the raw, percent-encoded request URI. Nginx itself, however, selects...

EUVD-2026-61157

Malcolm's nginx Lua role-based access control RBAC layer decides whether an authenticated user may reach a role-restricted path e.g. /htadmin, /auth, /adminlogin, /arkime/api/esadmin, NetBox, upload endpoints by pattern-matching the raw, percent-encoded request URI. Nginx itself, however, selects...

CVE-2026-19670 Incorrect Authorization in CISA Malcolm

Malcolm's nginx Lua role-based access control RBAC layer decides whether an authenticated user may reach a role-restricted path e.g. /htadmin, /auth, /adminlogin, /arkime/api/esadmin, NetBox, upload endpoints by pattern-matching the raw, percent-encoded request URI. Nginx itself, however, selects...

CVE-2026-75784

A vulnerability was detected in TRENDnet TEW-WLC100 1v2.07b01. Affected by this issue is the function FUN0040da4c of the file /usr/nginx/sbin/nginx of the component HTTP Header Handler. The manipulation of the argument Server results in stack-based buffer overflow. The attack may be launched...

GO-2026-6207 Traefik: Kubernetes Ingress NGINX RewriteTarget Path Traversal Allows Route-Level Authentication Bypass in github.com/traefik/traefik

Traefik: Kubernetes Ingress NGINX RewriteTarget Path Traversal Allows Route-Level Authentication Bypass in github.com/traefik/traefik...