EUVD-2026-37798

PHP Standard Library: HTTP/2 server-side missing content-length validation enables request smuggling...

CVE-2026-47692

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.34.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, PROXY Protocol v2 header generator emits TLVs beyond the maximum length of 65535 bytes, causing a mismatch between bytes written and the length field in th...

EUVD-2026-39827

Envoy is an open source edge and service proxy designed for cloud-native applications. From 1.34.0 until 1.35.13, 1.36.9, 1.37.5, and 1.38.3, PROXY Protocol v2 header generator emits TLVs beyond the maximum length of 65535 bytes, causing a mismatch between bytes written and the length field in th...

CVE-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, Envoy can translate a downstream HTTP/3 request that is complete at the transport layer HEADERS with FIN / headers-only close but still carries a nonzero...

CVE-2026-48743

Envoy (open source edge/service proxy) contains a HTTP/3 to HTTP/1 request smuggling vulnerability prior to versions 1.35.11, 1.36.7, 1.37.3, and 1.38.1. A downstream HTTP/3 request that is complete at the transport layer with a nonzero Content-Length can be mistranslated into a complete upstream...

CVE-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, Envoy can translate a downstream HTTP/3 request that is complete at the transport layer HEADERS with FIN / headers-only close but still carries a nonzero...

CVE-2026-48743 Envoy: HTTP/3 to HTTP/1 request smuggling via headers-only request with nonzero Content-Length

Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to 1.35.11, 1.36.7, 1.37.3, and 1.38.1, Envoy can translate a downstream HTTP/3 request that is complete at the transport layer HEADERS with FIN / headers-only close but still carries a nonzero...

K000161933: Spring Framework vulnerability CVE-2026-41853

Security Advisory Description Spring MVC and WebFlux applications are vulnerable to Multipart request smuggling attacks. Affected versions: Spring Framework 7.0.0 through 7.0.7; 6.2.0 through 6.2.18; 6.1.0 through 6.1.27; 5.3.0 through 5.3.48. CVE-2026-41853 Impact There is no impact; F5 products...

SUSE-SU-2026:2654-1 Security update for libsoup2

This update for libsoup2 fixes the following issue - CVE-2026-1801: HTTP Request Smuggling in soupfilterinputstreamreadline bsc1257649...

OPENSUSE-SU-2026:21066-1 Security update for python-python-multipart

This update for python-python-multipart fixes the following issues - CVE-2026-53537: multipart/form-data with extended parameters can lead to file or parameter smuggling bsc1268506. - CVE-2026-53538: urlencoded requests containing semicolons can lead to form field smuggling bsc1268496. -...

SUSE-SU-2026:22372-1 Security update for python-python-multipart

This update for python-python-multipart fixes the following issues - CVE-2026-53537: multipart/form-data with extended parameters can lead to file or parameter smuggling bsc1268506. - CVE-2026-53538: urlencoded requests containing semicolons can lead to form field smuggling bsc1268496. -...

OPENSUSE-SU-2026:21062-1 Security update for capnproto

This update for capnproto fixes the following issues: Update to version 1.4.0. Security issues fixed: - CVE-2026-32239: negative Content-Length conversion treated as impossibly large length by KJ-HTTP can lead to HTTP smuggling bsc1259638. - CVE-2026-32240: integer overflow when KJ-HTTP...

PT-2026-52885

Name of the Vulnerable Software and Affected Versions Envoy versions 1.34.0 through 1.35.12 Envoy versions 1.36.0 through 1.36.8 Envoy versions 1.37.0 through 1.37.4 Envoy versions 1.38.0 through 1.38.2 Description The PROXY Protocol v2 header generator emits Type-Length-Values TLVs that exceed t...

GO-2026-5121 Envoy AI Proxy - MCP Message Smuggling Vulnerability in github.com/envoyproxy/ai-gateway

Envoy AI Proxy - MCP Message Smuggling Vulnerability in github.com/envoyproxy/ai-gateway...

CVE-2026-42004 EDNS options smuggling

An attacker can send a crafted EDNS OPT record that will be ignored by DNSdist’s filtering rules, but will be rewritten as a valid OPT record when EDNS Client Subnet is inserted, causing the backend to see the EDNS options that DNSdist did not filter...

CVE-2026-42004

CVE-2026-42004 affects DNSdist via EDNS OPT handling. An attacker can craft an EDNS OPT record that DNSdist’s filtering ignores, but is rewritten to a valid OPT when EDNS Client Subnet is applied, allowing the backend to observe EDNS options DNSdist did not filter. Impact is limited to informatio...

USN-8470-1: cpp-httplib vulnerability

It was discovered that cpp-httplib incorrectly percent-decoded HTTP request header values. A remote attacker could use this to inject crafted header content possibly leading to response splitting, log injection or proxy smuggling...

DNSdist -- vulnerabilities

The DNSdist team reports: CVE-2026-40011: Prometheus denial of service via crafted DNS queries CVE-2026-42004: EDNS options smuggling CVE-2026-42005: Insufficient input validation of internal web server CVE-2026-40208: Denial of service via DoH3 queries CVE-2026-40209: Denial of service via IXFR...

Oracle Linux 9 : tomcat (ELSA-2026-26323)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-26323 advisory. - Resolves: Tomcat: OCSP checks sometimes soft-fail with FFM even when soft-fail is disabled CVE-2026-34500 - Resolves: Tomcat: Cloud membership for clustering...

OESA-2026-2719 libsoup security update

libsoup is an HTTP client/server library for GNOME. It uses GObjects and the glib main loop, to integrate well with GNOME applications, and also has a synchronous API, for use in threaded applications. Security Fixes: A request smuggling vulnerability exists in libsoup's HTTP/1 header parsing...