CVE-2026-42530

NGINX Open Source has a vulnerability in the ngxhttpv3module module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream. This m...

CVE-2026-48142: Out-of-bounds Read

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpcharsetmodule module. When content is served or proxied through a location block with both sourcecharset utf-8; and a charset directive for example, charset koi8-r; configured, remote, unauthenticated attackers can send requests ...

CVE-2026-42055: Heap-based Buffer Overflow

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 are used to proxy HTTP/2 traffic, the ignoreinvalidheaders directive is set to off, and the...

PT-2026-54551

Уязвимость модуля ngx http charset module веб-серверов NGINX Plus и NGINX Open Source связана с выходом операции за границы буфера в памяти. Эксплуатация уязвимости может позволить нарушителю, действующему удаленно, получить несанкционированный доступ к защищаемой информации или вызвать отказ в...

CVE-2026-50107: Improper Neutralization of Special Elements in Output Used by a Downstream Component

When NGINX Plus or NGINX Open Source is configured as the data plane for NGINX Gateway Fabric, an injection vulnerability exists in the NGINX configuration generator component of NGINX Gateway Fabric. User-supplied string values from the NginxProxy Custom Resource Definition CRD access log format...

PT-2026-50439

Name of the Vulnerable Software and Affected Versions NGINX Open Source versions 1.31.0 through 1.31.1 NGINX Ingress Controller affected versions not specified NGINX Gateway Fabric affected versions not specified NGINX Instance Manager affected versions not specified Description A use-after-free...

CVE-2026-42530: Use After Free

NGINX Open Source has a vulnerability in the ngxhttpv3module module. When NGINX Open Source is configured to use the HTTP/3 QUIC module, a remote unauthenticated attacker along with conditions beyond their control can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream. This m...

ROS-20260609-73-0013

The vulnerability of the ngxhttpproxyv2module module in NGINX Open Source web servers is related to a coding error. Exploiting this vulnerability allows an attacker to potentially compromise the integrity of the protected information...

ROS-20260609-73-0014

The vulnerability of the ngxhttprewritemodule module in NGINX Plus and NGINX Open Source web servers is related to buffer overflow in dynamic memory. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

The vulnerability of the ngx_http_rewrite_module module in NGINX Plus and NGINX Open Source web servers allows a hacker to execute arbitrary code or cause service interruptions.

The vulnerability of the ngxhttprewritemodule module in NGINX Plus and NGINX Open Source web servers is related to buffer overflows in dynamic memory. Exploiting this vulnerability allows a malicious actor to execute arbitrary code or cause a denial-of-service attack by sending a specially crafte...

nginx: NGINX Open Source: Data injection via HTTP/2 proxy configuration

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...

EUVD-2026-31444

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

CVE-2026-9256

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

CVE-2026-9256: Heap-based Buffer Overflow

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttprewritemodule module. This vulnerability exists when a rewrite directive uses a regex pattern with distinct, overlapping Perl-Compatible Regular Expression PCRE captures for example, ^/.$ and a replacement string that references...

F5 NGINX Plus和F5 NGINX Open Source 安全漏洞

F5 NGINX Plus and F5 NGINX Open Source are both products of the American company F5. F5 NGINX Plus is a software-based application delivery platform. F5 NGINX Open Source is a high-performance web server, reverse proxy server, load balancer, and API gateway. Both F5 NGINX Plus and F5 NGINX Open...

The vulnerability of the ngx_quic_module module in NGINX Plus and NGINX Open Source web servers allows a attacker to cause a service failure.

The vulnerability of the ngxquicmodule module in NGINX Plus and NGINX Open Source web servers relates to the bypassing of authentication processes through spoofing. Exploiting this vulnerability can allow a malicious actor to cause service failures...

BIT-NGINX-2026-40460 NGINX ngx_quic_module vulnerability

When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

EUVD-2026-29974

When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof their source IP address allowing for bypass of authorization or bypass of rate limiting. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42934

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpcharsetmodule module. When charset, sourcecharset, and charsetmap and proxypass with disabled buffering "off" directives are configured, unauthenticated attackers can send requests that with conditions beyond the attackers' contr...

CVE-2026-42926

When NGINX Open Source is configured to proxy HTTP/2 traffic by setting proxyhttpversion to 2, and also uses proxysetbody, an attacker may be able to inject frame headers and payload bytes to the upstream peer. Note: Software versions which have reached End of Technical Support EoTS are not...