CVE-2026-49457 QUIC has Broken TLS verification

erlangquic is a pure Erlang QUIC implementation. Prior to version 1.4.4, the QUIC client did not authenticate the server during the TLS 1.3 handshake. The CertificateVerify signature was not checked, the certificate chain was not validated, and the hostname was not compared against the certificat...

CVE-2026-49457

CVE-2026-49457 affects erlang_quic prior to 1.4.4, where the QUIC client did not authenticate the server during TLS 1.3 handshakes. Specifically, CertificateVerify signature checks were missing, the certificate chain was not validated, and hostname verification was skipped, effectively making ver...

CVE-2026-49457

erlangquic is a pure Erlang QUIC implementation. Prior to version 1.4.4, the QUIC client did not authenticate the server during the TLS 1.3 handshake. The CertificateVerify signature was not checked, the certificate chain was not validated, and the hostname was not compared against the certificat...

CVE-2026-49457: Improper Certificate Validation

erlangquic is a pure Erlang QUIC implementation. Prior to version 1.4.4, the QUIC client did not authenticate the server during the TLS 1.3 handshake. The CertificateVerify signature was not checked, the certificate chain was not validated, and the hostname was not compared against the certificat...

GO-2026-5287 Traefik: HTTP/3 mTLS bypass via exact SNI TLSOptions lookup for wildcard and mixed-case hosts in github.com/traefik/traefik

Traefik's HTTP/3 TLS configuration selection is vulnerable to a bypass when using wildcard or mixed-case hosts in the SNI. The HTTP/3 QUIC path performed a direct, case-sensitive lookup on the SNI value to select the applicable TLS configuration. This lookup failed to match wildcard host patterns...

K000162871: PowerDNS DNSdist vulnerability CVE-2026-40211

Security Advisory Description An attacker can send crafted DNS over HTTP/3 queries, triggering an exception that prevents some buffer from being freed right away. The buffer will be freed at the end of the QUIC connection, but on some setups it might be possible to open enough concurrent DoH3...

CVE-2026-71324: Inconsistent Interpretation of HTTP Requests

Traefik is an open source HTTP reverse proxy and load balancer. Prior to 2.11.53, 3.6.24, and 3.7.9, Traefik's default HTTP reverse proxy forwards a plain HTTP/2 or HTTP/3 CONNECT request and its body to an HTTP/1.1 upstream through a shared net/http.Transport. When the upstream answers the CONNE...

EulerOS 2.0 SP15 : haproxy (EulerOS-SA-2026-2927)

According to the versions of the haproxy packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : An issue was discovered in HAProxy before 3.3.6. The HTTP/3 parser does not check that the received body length matches a previously announced...

SUSE-SU-2026:23146-1 Security update for dnsdist

This update for dnsdist fixes the following issues: Update to 1.9.15. Changes for dnsdist: - https://www.dnsdist.org/changelog.htmlchange-1.9.15 - https://www.dnsdist.org/changelog.htmlchange-1.9.14 Security issues fixed: - CVE-2026-40011: invalid output produced in the prometheus endpoint when a...

CVE-2026-65324

Apache Traffic Server drops the per-stream buffer cap when dechunking HTTP/2 or HTTP/3 responses, letting a slow client exhaust server memory. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrad...

CVE-2026-65324: Uncontrolled Resource Consumption

Apache Traffic Server drops the per-stream buffer cap when dechunking HTTP/2 or HTTP/3 responses, letting a slow client exhaust server memory. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgra...

CVE-2026-59248: Allocation of Resources Without Limits or Throttling

Allocation of resources without limits vulnerability in ninenines cowlib allows an unauthenticated remote HTTP/2 or HTTP/3 peer to exhaust memory on the vulnerable server or client and cause a denial of service. The HPACK and QPACK prefixed-integer decoder cowhpackcommon:decbigint/3 in...

PT-2026-68796

Name of the Vulnerable Software and Affected Versions Traefik versions prior to 2.11.53 Traefik versions prior to 3.6.24 Traefik versions prior to 3.7.9 Description Traefik's default HTTP reverse proxy forwards HTTP/2 or HTTP/3 CONNECT requests and their bodies to HTTP/1.1 upstreams using a share...

CVE-2026-56816

Netty is a network application framework for development of protocol servers and clients. Prior to 4.2.16.Final, Netty's Http3FrameCodec buffers incoming data for HTTP/3 reserved frame types up to the wire-specified payload length without limits; decodeFrame trusts payLoadLength, allowing an...

CVE-2026-56816 Netty: Memory Exhaustion via HTTP/3 Reserved Frame Types

Netty is a network application framework for development of protocol servers and clients. Prior to 4.2.16.Final, Netty's Http3FrameCodec buffers incoming data for HTTP/3 reserved frame types up to the wire-specified payload length without limits; decodeFrame trusts payLoadLength, allowing an...

CVE-2026-56816 Netty: Memory Exhaustion via HTTP/3 Reserved Frame Types

Netty is a network application framework for development of protocol servers and clients. Prior to 4.2.16.Final, Netty's Http3FrameCodec buffers incoming data for HTTP/3 reserved frame types up to the wire-specified payload length without limits; decodeFrame trusts payLoadLength, allowing an...

OESA-2026-3064 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server that chains plugins. Prior to version 1.14.0, multiple CoreDNS server implementations gRPC, HTTP...

OESA-2026-3063 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server that chains plugins. Prior to version 1.14.0, multiple CoreDNS server implementations gRPC, HTTP...

OESA-2026-3065 coredns security update

CoreDNS is a fast and flexible DNS server. The key word here is flexible: with CoreDNS you are able to do what you want with your DNS data by utilizing plugins. Security Fixes: CoreDNS is a DNS server that chains plugins. Prior to version 1.14.0, multiple CoreDNS server implementations gRPC, HTTP...

CVE-2026-12523: Uncontrolled Resource Consumption

Summary Cloudflare quiche's HTTP/3 layer was discovered to be vulnerable to resource exhaustion i.e., memory by means of specially crafted HTTP/3 frames. Impact HTTP/3 defines multiple frame types to support HTTP message exchanges and connection management. Each frame has a length and a payload...