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

🗓️ 20 May 2026 12:28:29Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 12 Views

Authorization bypass in gRPC-Go due to improper HTTP/2 path validation; a malformed :path bypasses security policies.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9aarch64microshift4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.aarch64.rpm
Red Hat Enterprise Linux9x86_64microshift4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.x86_64.rpm
Red Hat Enterprise Linux9aarch64microshift-gateway-api4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-gateway-api-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.aarch64.rpm
Red Hat Enterprise Linux9x86_64microshift-gateway-api4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-gateway-api-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.x86_64.rpm
Red Hat Enterprise Linux9noarchmicroshift-gateway-api-release-info4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-gateway-api-release-info-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.noarch.rpm
Red Hat Enterprise Linux9noarchmicroshift-greenboot4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-greenboot-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.noarch.rpm
Red Hat Enterprise Linux9noarchmicroshift-low-latency4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-low-latency-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.noarch.rpm
Red Hat Enterprise Linux9aarch64microshift-multus4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-multus-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.aarch64.rpm
Red Hat Enterprise Linux9x86_64microshift-multus4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-multus-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.x86_64.rpm
Red Hat Enterprise Linux9noarchmicroshift-multus-release-info4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9microshift-multus-release-info-4.18.42-202605181217.p0.gf4eeb37.assembly.4.18.42.el9.noarch.rpm
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18 Jul 2026 09:20Current
6.8Medium risk
Vulners AI Score6.8
CVSS 3.19.1
EPSS0.01557
SSVC
12