CVE-2026-84303

CVE-2026-84303 affects gRPC-Go (the Go implementation of gRPC). The xDS RBAC HTTP filter (internal/xds/httpfilter/rbac/rbac.go) fails to lowercase header matcher names in normalizeHeaderMatcher, while incoming metadata keys are already lowercase. A DENY policy using a mixed-case name (e.g., X-Rol...

CVE-2026-84303

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

CVE-2026-84303

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

CVE-2026-84303 gRPC-Go: xDS RBAC HTTP Filter bypass via mixed-case Header Matching and gRFC A41 validation evasion

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

CVE-2026-84303 gRPC-Go: xDS RBAC HTTP Filter bypass via mixed-case Header Matching and gRFC A41 validation evasion

gRPC-Go is the Go language implementation of gRPC. Prior to 1.83.1, the xDS RBAC HTTP filter in internal/xds/httpfilter/rbac/rbac.go does not lowercase header matcher names in normalizeHeaderMatcher even though incoming metadata keys are lowercase. A DENY policy using a mixed-case name such as...

github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object

A flaw was found in Go JOSE, a library for handling JSON Web Encryption JWE objects. A remote attacker could exploit this vulnerability by providing a specially crafted JWE object. When decrypting such an object, if a key wrapping algorithm is specified but the encrypted key field is empty, the...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.31 packages and security update

Red Hat OpenShift Container Platform release 4.21.31 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.21. Red Hat Product Security has rated this update as having a...

CVE-2026-17106

A flaw was found in moby/go-archive. The tar extraction routines in the component do not properly restrict filesystem operations to the intended destination directory. An attacker who controls the contents of an archive can exploit this by including symbolic links, allowing them to create or...

CVE-2026-79921

A flaw was found in amqp091-go, a Go AMQP 0.9.1 client. A malicious AMQP broker could exploit this by sending oversized data frames, forcing the client to allocate excessive memory. This can lead to unexpected memory consumption and potentially cause the application to become unavailable, resulti...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.20.36 packages and security update

Red Hat OpenShift Container Platform release 4.20.36 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a...

github.com/go-jose/go-jose/v3: github.com/go-jose/go-jose/v4: Go JOSE: Denial of Service via crafted JSON Web Encryption (JWE) object

A flaw was found in Go JOSE, a library for handling JSON Web Encryption JWE objects. A remote attacker could exploit this vulnerability by providing a specially crafted JWE object. When decrypting such an object, if a key wrapping algorithm is specified but the encrypted key field is empty, the...

Security update for terraform-provider-aws, terraform-provider-azurerm, terraform-provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provid

This update for terraform-provider-aws, terraform-provider-azurerm, terraform-provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provider-local, terraform-provider-null, terraform-provider-random, terraform-provider-tls fixes the...

SUSE-SU-2026:3916-1 Security update for terraform-provider-aws, terraform-provider-azurerm, terraform-provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provider-local, terraform-provider-null, terraform-provider-random, terraform-provider-tls

This update for terraform-provider-aws, terraform-provider-azurerm, terraform-provider-external, terraform-provider-google, terraform-provider-helm, terraform-provider-kubernetes, terraform-provider-local, terraform-provider-null, terraform-provider-random, terraform-provider-tls fixes the...

Security Bulletin: IBM Storage Fusion Data Foundation is vulnerable to Authorization Bypass.

Summary google.golang.org/grpc is used by IBM Storage Fusion Data Foundation, which could allow Authorization Bypass. CVE-2026-33186. Vulnerability Details CVEID:CVE-2026-33186 DESCRIPTION: gRPC-Go is the Go language implementation of gRPC. Versions prior to 1.79.3 have an authorization bypass...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.20.36 security and extras update

Red Hat OpenShift Container Platform release 4.20.36 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a security impact of...

CLEANSTART-2026-LN51948 Security fixes in go-fips-1.25 1.24.11-r0

Package go-fips-1.25 version 1.24.11-r0 fixes 5 vulnerabilities: CVE-2025-61728, CVE-2025-61726, CVE-2025-68121, CVE-2025-61731, CVE-2025-68119...

CLEANSTART-2026-AH15246 Security fixes in go-fips-1.25 1.25.7-r0

Package go-fips-1.25 version 1.25.7-r0 fixes 2 vulnerabilities: CVE-2026-25679, CVE-2026-27142...

CLEANSTART-2026-QH70361 Security fixes in go-fips-1.25 1.25.5-r0

Package go-fips-1.25 version 1.25.5-r0 fixes 5 vulnerabilities: CVE-2025-61728, CVE-2025-61726, CVE-2025-68121, CVE-2025-61731, CVE-2025-68119...

CLEANSTART-2026-OU53693 Security fixes in go-fips-1.25 1.24.7-r0

Package go-fips-1.25 version 1.24.7-r0 fixes 1 vulnerabilities: CVE-2025-47910...

CLEANSTART-2026-EE06522 Security fixes in go-fips-1.25 1.25.1-r0

Package go-fips-1.25 version 1.25.1-r0 fixes 11 vulnerabilities: CVE-2025-47910, CVE-2025-61725, CVE-2025-61724, CVE-2025-61723, CVE-2025-58189...