nginx: NGINX: Heap buffer over-read allows memory modification or denial of service

A vulnerability in NGINX's ngxhttpssimodule allows an unauthenticated MITM attacker to trigger a heap buffer over-read by manipulating upstream server responses. This requires SSI, proxypass, and proxybuffering off to be configured, and can result in memory modification or a Denial of Service DoS...

nginx: NGINX: Memory disclosure and denial of service in ngx_http_slice_module

A vulnerability in the NGINX ngxhttpslicemodule allows remote, unauthenticated attackers to access uninitialized memory via crafted requests. If configured with unnamed regex captures or background cache updates, this flaw can result in limited memory disclosure or a denial-of-service crash...

ROOT-OS-DEBIAN-13-CVE-2026-60005 CVE-2026-60005 in nginx - Patched by Root

Root has patched CVE-2026-60005 in the nginx package for Root:Debian:13. Multiple fixed versions available...

ROOT-OS-DEBIAN-13-CVE-2026-56434 CVE-2026-56434 in nginx - Patched by Root

Root has patched CVE-2026-56434 in the nginx package for Root:Debian:13. Multiple fixed versions available...

ROOT-OS-DEBIAN-13-CVE-2026-42533 CVE-2026-42533 in nginx - Patched by Root

Root has patched CVE-2026-42533 in the nginx package for Root:Debian:13. Multiple fixed versions available...

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...

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-2026:59216 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...

ROOT-OS-DEBIAN-11-CVE-2026-42533 CVE-2026-42533 in nginx - Patched by Root

Root has patched CVE-2026-42533 in the nginx package for Root:Debian:11. Multiple fixed versions available...

ROOT-OS-DEBIAN-11-CVE-2026-56434 CVE-2026-56434 in nginx - Patched by Root

Root has patched CVE-2026-56434 in the nginx package for Root:Debian:11. Multiple fixed versions available...

ROOT-OS-DEBIAN-11-CVE-2026-60005 CVE-2026-60005 in nginx - Patched by Root

Root has patched CVE-2026-60005 in the nginx package for Root:Debian:11. Multiple fixed versions available...

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...

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...

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...

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...