Important: Red Hat Security Advisory: Red Hat build of Keycloak 26.6.5 Security Update

New Red Hat build of Keycloak 26.6.5 packages are available from the Customer Portal Red Hat build of Keycloak 26.6.5 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security fixes...

K000162763: Micrometer gRPC Server Instrumentation DoS vulnerability CVE-2026-40983

Security Advisory Description In Micrometer, it is possible for a user to provide specially crafted gRPC requests that may cause a denial-of-service DoS condition. Affected versions: Micrometer 1.16.0 through 1.16.5; 1.15.0 through 1.15.11. CVE-2026-40983 Impact There is no impact; F5 products ar...

SUSE SLES15 Security Update : nginx (SUSE-SU-2026:3448-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3448-1 advisory. - CVE-2026-42055: heap buffer overflow in the ngxhttpproxyv2module and ngxhttpgrpcmodule modules bsc1268492. - CVE-2026-42533: heap...

Security update for nginx

This update for nginx fixes the following issues: CVE-2026-42055: heap buffer overflow in the ngxhttpproxyv2module and ngxhttpgrpcmodule modules bsc1268492. CVE-2026-42533: heap buffer overflow in the map directive and regex matching bsc1271514. CVE-2026-48142: heap buffer overread in the...

AlmaLinux 8 : osbuild-composer (ALSA-2026:48790)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:48790 advisory. google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation CVE-2026-33186...

Important: Red Hat Security Advisory: osbuild-composer security update

An update for osbuild-composer is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabili...

google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation

A flaw was found in gRPC-Go, the Go language implementation of gRPC. This vulnerability, an authorization bypass, is caused by improper input validation of the HTTP/2 :path pseudo-header. A remote attacker can exploit this by sending raw HTTP/2 frames with a malformed :path that omits the mandato...

CVE-2026-57510 SuperPlane < 0.27.0 Broken Object Level Authorization via CanvasService gRPC

SuperPlane before 0.27.0 contains a broken object-level authorization vulnerability in the CanvasService gRPC handlers that allows authenticated users with viewer-level access to one organization to access resources belonging to other organizations by supplying arbitrary canvas or queue UUIDs...

Security update for nginx

This update for nginx fixes the following issues CVE-2026-42055: heap-based buffer overflow in the ngxhttpproxyv2module and ngxhttpgrpcmodule modules bsc1268492. CVE-2026-48142: heap buffer over-read in the ngxhttpcharsetmodule module bsc1268495. Remote denial of service via the HTTP/2 bomb explo...

BIT-NGINX-GATEWAY-FABRIC-2026-42055 NGINX ngx_http_proxy_v2_module and ngx_http_grpc_module vulnerability

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-2026-65034

NGINX Plus and NGINX Open Source have a vulnerability in the ngx http proxy v2 module and ngx http grpc module modules. This vulnerability exists when the proxy http version to 2 or grpc pass directives are used to proxy HTTP/2 traffic, the ignore invalid headers directive is set to off, and the...

PYSEC-2026-3542 vLLM has Remote DoS via Invalid Recovered Token Reinjection

Summary A frontend-legal multi-request speculative workload can make vLLM produce an out-of-vocabulary recovered token equal to vocabsize, convert that value to -1 when choosing the next live token for a request, and then feed that -1 back into the next drafter input ids. On Qwen3 GPTQ this reach...

google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation

A flaw was found in gRPC-Go, the Go language implementation of gRPC. This vulnerability, an authorization bypass, is caused by improper input validation of the HTTP/2 :path pseudo-header. A remote attacker can exploit this by sending raw HTTP/2 frames with a malformed :path that omits the mandato...

MGASA-2026-0279 Updated nginx packages fix security vulnerabilities

ngxhttpproxyv2module and ngxhttpgrpcmodule vulnerability. CVE-2026-42055 ngxhttpcharsetmodule vulnerability. CVE-2026-48142...

Updated nginx packages fix security vulnerabilities

ngxhttpproxyv2module and ngxhttpgrpcmodule vulnerability. CVE-2026-42055 ngxhttpcharsetmodule vulnerability. CVE-2026-48142...

RHEL 9 : Satellite 6.17.9.1 Async Update (Important) (RHSA-2026:42150)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:42150 advisory. Red Hat Satellite is a system management solution that allows organizations to configure and maintain their systems without the necessity t...

SUSE SLES15 Security Update : terraform-provider-susepubliccloud (SUSE-SU-2026:3057-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3057-1 advisory. This update for terraform-provider-susepubliccloud fixes the following issues - CVE-2022-41723: go1.19,go1.20: net/http2: quadratic...

Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-1922)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1922 advisory. 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...

CVE-2026-15738

Incorrect behavior order in the Gateway API listener-rule generation in Amazon AWS Load Balancer Controller before 3.4.2 might allow an authenticated remote user to intercept, spoof, or deny another namespace's gRPC traffic on a shared Gateway via a crafted HTTPRoute resource. To mitigate this...

CVE-2026-15738 Cross-namespace traffic interception via incorrect route precedence ordering in AWS Load Balancer Controller

Incorrect behavior order in the Gateway API listener-rule generation in Amazon AWS Load Balancer Controller before 3.4.2 might allow an authenticated remote user to intercept, spoof, or deny another namespace's gRPC traffic on a shared Gateway via a crafted HTTPRoute resource. To mitigate this...