CVE-2026-33186

gRPC-Go is the Go language implementation of gRPC. Versions prior to 1.79.3 have an authorization bypass resulting from improper input validation of the HTTP/2 :path pseudo-header. The gRPC-Go server was too lenient in its routing logic, accepting requests where the :path omitted the mandatory...

CVE-2026-33186 gRPC-Go has an authorization bypass via missing leading slash in :path

gRPC-Go is the Go language implementation of gRPC. Versions prior to 1.79.3 have an authorization bypass resulting from improper input validation of the HTTP/2 :path pseudo-header. The gRPC-Go server was too lenient in its routing logic, accepting requests where the :path omitted the mandatory...

CVE-2026-33186

Summary: CVE-2026-33186 affects gRPC-Go prior to 1.79.3, where Authorization bypass could occur due to improper input validation of the HTTP/2 :path header. The server accepted non-canonical paths like Service/Method (missing leading slash), causing canonical “deny” rules in path-based authorizat...

Missing Authorization

Overview Affected versions of this package are vulnerable to Missing Authorization in multiple functions in the gRPC API layer, including MemberList and Compact. An attacker can gain unauthorized access to sensitive cluster operations and information, such as viewing cluster topology, disrupting...

CVE-2026-32811 Heimdall: Path received via Envoy gRPC corrupted when containing query string

Heimdall is a cloud native Identity Aware Proxy and Access Control Decision service. When using Heimdall in envoy gRPC decision API mode with versions 0.7.0-alpha through 0.17.10, wrong encoding of the query URL string allows rules with non-wildcard path expressions to be bypassed. Envoy splits t...

gRPC-Go 授权问题漏洞

gRPC-Go is a high-performance, general-purpose RPC framework developed from the grpc project. Prior to version 1.79.3, there was an authorization vulnerability in gRPC-Go. This vulnerability stemmed from improper input validation of the :path pseudoheader in HTTP/2, which could lead to...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the processing of HTTP/2 :path pseudo-headers in handleStream. An attacker can gain unauthorized access to restricted resources by sending requests with malformed :path headers that omit the leading slash. Thi...

gRPC-Go has an authorization bypass via missing leading slash in :path

Impact What kind of vulnerability is it? Who is impacted? It is an Authorization Bypass resulting from Improper Input Validation of the HTTP/2 :path pseudo-header. The gRPC-Go server was too lenient in its routing logic, accepting requests where the :path omitted the mandatory leading slash e.g.,...

CVE-2026-4064

Missing authorization checks on multiple gRPC service endpoints in PowerShell Universal before 2026.1.4 allows an authenticated user with any valid token to bypass role-based access controls and perform privileged operations — including reading sensitive data, creating or deleting resources, and...

CVE-2026-4064

Missing authorization checks on multiple gRPC service endpoints in PowerShell Universal before 2026.1.4 allows an authenticated user with any valid token to bypass role-based access controls and perform privileged operations — including reading sensitive data, creating or deleting resources, and...

CVE-2026-4064

CVE-2026-4064 affects PowerShell Universal prior to version 2026.1.4. The issue is missing authorization checks on multiple gRPC service endpoints, enabling an authenticated user with any valid token to bypass role-based access controls and perform privileged operations. Potential impact includes...

ruby4.0-rubygem-grpc-1.70.1-1.7 on GA media (moderate)

ruby4.0-rubygem-grpc-1.70.1-1.7 on GA media Announcement ID: openSUSE-SU-2026:10348-1 Rating: moderate Cross-References: CVE-2023-0286 CVSS scores: CVE-2023-0286 SUSE : 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H Affected Products: openSUSE Tumbleweed An update that solves one vulnerability...

Malicious code in kvstore-pb2-grpc (PyPI)

--- -= Per source details. Do not edit below this line.=- Source: kam193 7208dedf651be9d1e330692ef042b89e5bcae7e8aeee7f2ab400d49e7a574de8 During import, package decrypts and runs a malicious executable. The executable is hidden in an encoded and xored form in the JSON resource file. This is a...

OPENSUSE-SU-2026:10348-1 ruby4.0-rubygem-grpc-1.70.1-1.7 on GA media

These are all security issues fixed in the ruby4.0-rubygem-grpc-1.70.1-1.7 package on the GA media of openSUSE Tumbleweed...

CVE-2026-31863

Anytype Heart is the middleware library for Anytype. The challenge-based authentication for the local gRPC client API can be bypassed, allowing an attacker to gain access without the 4-digit code. This vulnerability is fixed in anytype-heart 0.48.4, anytype-cli 0.1.11, and Anytype Desktop 0.54.5...

GHSA-RMRF-G9R3-73PM flagd Vulnerable to Allocation of Resources Without Limits or Throttling

Details flagd exposes OFREP /ofrep/v1/evaluate/... and gRPC evaluation.v1, evaluation.v2 endpoints for feature flag evaluation. These endpoints are designed to be publicly accessible by client applications. The evaluation context included in request payloads is read into memory without any size...

CVE-2026-26330 Envoy global rate limit may crash when the response phase limit is enabled and the response phase request is failed directly

Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, At the rate limit filter, if the response phase limit with applyonstreamdone in the rate limit configuration is enabled and the response phase limit request fails directly, it may crash Envoy. Whe...

This Week in Spring - March 10th, 2026

Hi, Spring fans! Welcome to another installment of This Week in Spring. As I write this, I am preparing for a trip to Rust, Germany, for one of the best Java conferences in Europe: JavaLand, along with its new companion event, DevLand. It should be fun. Will you be around? If so, say hi. We have ...

This Week in Spring - March 9th, 2026

Hi Spring fans! Welcome to another rip-roaring installment of This Week in Spring! I'm writing this in an Uber en route to the airport to get to awsome Atlanta, GA, for Devnexus 2026! Who's goin'? You goin'? We - the Spring team - will be there in force! Come say hi at the boothes or come see our...

SUSE: Security Advisory (SUSE-SU-2026:0840-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...