USN-8354-1 nginx vulnerabilities

It was discovered that nginx did not properly validate source addresses in the HTTP/3 QUIC module. A remote attacker could possibly use this issue to bypass authorization checks or rate limiting. This issue only affected Ubuntu 25.04 and Ubuntu 25.10. CVE-2026-40460 It was discovered that nginx...

USN-8354-1: nginx vulnerabilities

It was discovered that nginx did not properly validate source addresses in the HTTP/3 QUIC module. A remote attacker could possibly use this issue to bypass authorization checks or rate limiting. This issue only affected Ubuntu 25.04 and Ubuntu 25.10. CVE-2026-40460 It was discovered that nginx...

Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-1714)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1714 advisory. 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 ra...

Amazon Linux 2 : nginx, --advisory ALAS2NGINX1-2026-012 (ALASNGINX1-2026-012)

The version of nginx installed on the remote host is prior to 1.30.1-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2NGINX1-2026-012 advisory. When NGINX Plus or NGINX Open Source are configured to use the HTTP/3 QUIC module, an attacker may be able to spoof...

Tenable Sensor Proxy < 1.4.0 Multiple Vulnerabilities (TNS-2026-15)

According to its self-reported version, the Tenable Sensor Proxy running on the remote host is prior to 1.4.0. It is, therefore, affected by multiple vulnerabilities as referenced in the TNS-2026-15 advisory. - When NGINX Plus or NGINX OSS are configured to use the HTTP/3 QUIC module, undisclosed...

CVE-2026-47070

Sensitive Data Exposure vulnerability in benoitc hackney allows Retrieve Embedded Sensitive Data. The HTTP/3 redirect handler in src/hackneyh3.erl passes the original request headers unchanged to the redirect target without performing any cross-origin check. When a client issues an HTTP/3 request...

CVE-2026-47077

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. hackneyh3:awaitresponseloop/6 accumulates the HTTP/3 response body in memory without any size cap. The after Timeout clause is a per-message inactivity timer that resets on every received chunk,...

Important: nginx

Issue Overview: 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...

CVE-2026-47070 HTTP/3 redirect handler leaks Authorization and Cookie headers to cross-origin redirect target in hackney

Sensitive Data Exposure vulnerability in benoitc hackney allows Retrieve Embedded Sensitive Data. The HTTP/3 redirect handler in src/hackneyh3.erl passes the original request headers unchanged to the redirect target without performing any cross-origin check. When a client issues an HTTP/3 request...

EEF-CVE-2026-47070 HTTP/3 redirect handler leaks Authorization and Cookie headers to cross-origin redirect target in hackney

Summary Sensitive Data Exposure vulnerability in benoitc hackney allows Retrieve Embedded Sensitive Data. The HTTP/3 redirect handler in src/hackney\h3.erl passes the original request headers unchanged to the redirect target without performing any cross-origin check. When a client issues an HTTP/...

CVE-2026-47070

The vulnerability CVE-2026-47070 affects the Hackney HTTP client. It specifically concerns the HTTP/3 redirect handler (src/hackney_h3.erl) which forwards the original request headers to the redirect target without any cross-origin checking when follow_redirect is enabled. This causes Authorizati...

CVE-2026-47077

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. hackneyh3:awaitresponseloop/6 accumulates the HTTP/3 response body in memory without any size cap. The after Timeout clause is a per-message inactivity timer that resets on every received chunk,...

CVE-2026-47077 Unbounded body accumulation in HTTP/3 response loop in hackney

Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. hackneyh3:awaitresponseloop/6 accumulates the HTTP/3 response body in memory without any size cap. The after Timeout clause is a per-message inactivity timer that resets on every received chunk,...

EEF-CVE-2026-47077 Unbounded body accumulation in HTTP/3 response loop in hackney

Summary Allocation of Resources Without Limits or Throttling vulnerability in benoitc hackney allows Flooding. hackney\h3:await\response\loop/6 accumulates the HTTP/3 response body in memory without any size cap. The after Timeout clause is a per-message inactivity timer that resets on every...

CVE-2026-40460

A flaw was found in NGINX Plus and NGINX Open Source when configured to use the HTTP/3 QUIC module. A remote attacker could exploit this by spoofing their source IP address. This vulnerability allows for the bypass of authorization controls or rate limiting mechanisms, potentially leading to...

PT-2026-43073

Name of the Vulnerable Software and Affected Versions hackney versions 2.0.0 through 4.0.0 Description An allocation of resources without limits or throttling allows flooding. The function await response loop/6 in hackney h3 accumulates the HTTP/3 response body in memory without a size cap. Becau...

nginx: ngx_http_v3_module: use-after-free issue leads to denial of service

A flaw was found in the ngxhttpv3module module of NGINX. When NGINX is configured to use the HTTP/3 QUIC module, an attacker can use a specially crafted HTTP/3 session to reopen a QPACK encoder stream and cause a use-after-free issue, potentially allowing code execution or a denial of service by...

[SECURITY] [DSA 6291-1] haproxy security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6291-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso May 22, 2026 https://www.debian.org/security/faq -...

Astra Linux - уязвимость в curl

libcurl supports pinning of the server certificate public key for HTTPS transfers. Due to an omission, this check is not performed when connecting with QUIC for HTTP/3, when the TLS backend is wolfSSL. The documentation states that this option works with wolfSSL, but does not specify that it does...

FreeBSD : nginx-devel -- multiple vulnerabilities (1ed77d8e-53bb-11f1-b339-3497f65b111b)

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 1ed77d8e-53bb-11f1-b339-3497f65b111b advisory. The nginx project reports: nginx 1.31.0 fixes multiple security issues affecting HTTP/2...