FlowiseAI: Authenticated Host RCE via POST /api/v1/node-custom-function and NodeVM Sandbox Escape

Summary POST /api/v1/node-custom-function lacks route-level authorization, allowing any authenticated user or API key to submit arbitrary JavaScript to the Custom JS Function node. When E2BAPIKEY is not configured — the common deployment case — Flowise executes this code inside a NodeVM sandbox...

CVE-2026-44216

Wasmtime (WebAssembly runtime) contains a vulnerability in its allocation logic for WebAssembly tables: checked arithmetic may panic on overflow when allocating extremely large tables (possible with memory64). Affects Wasmtime versions 30.0.0–36.0.8, 43.0.2, and 44.0.1. The panic occurs during cr...

CVE-2026-42559

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

CVE-2026-42559 RMCP: DNS rebinding vulnerability in rmcp Streamable HTTP server transport

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

CVE-2026-42559

The RMCP Streamable HTTP server transport in the rmcp crate failed to validate the Host header prior to version 1.4.0, enabling a DNS rebinding attack that could cause authenticated requests to reach a victim’s local MCP server. Impact could include enumeration, reading state, and triggering side...

CVE-2026-42559 RMCP: DNS rebinding vulnerability in rmcp Streamable HTTP server transport

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

EUVD-2026-30292

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

CVE-2026-42559 RMCP: DNS rebinding vulnerability in rmcp Streamable HTTP server transport

RMCP is an official Rust SDK for the Model Context Protocol. Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport crates/rmcp/src/transport/streamablehttpserver/ did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to...

Fleet server may terminate unexpectedly when handling certain gRPC requests

Summary Fleet contained a denial-of-service DoS issue in the gRPC Launcher PublishLogs endpoint. In affected versions, certain unexpected input values were not handled gracefully, which could cause the Fleet server process to terminate while processing an authenticated request from an enrolled...

curl: TLS peer-verification bypass via mid-transfer ssl_config mutation

Hi all, We want to report a TLS peer-verification issue on current master. The trigger is narrow and requires a specific application usage pattern, but when it fires, a transfer that requests CURLOPTSSLVERIFYPEER=1 can reuse a TLS connection that was established with peer verification disabled...

CVE-2026-25705

A vulnerability has been identified in Rancher's Extensions where malicious code can be injected in Rancher through a path traversal in the compressedEndpoint field inside a UIPlugin deployment. A malicious UI extension could abuse that to: Overwrite Rancher binaries or configuration to inject...

stale custom cookie host causes cookie leak

...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: dotnet10.0: aspnetcore-runtime-10.0-10.0.8-1.hum1 aarch64, x8664 aspnetcore-runtime-dbg-10.0-10.0.8-1.hum1 aarch64, x8664 aspnetcore-targeting-pack-10.0-10.0.8-1.hum1 aarch64, x8664...

Updated flatpak packages fix security vulnerabilities

Complete sandbox escape leading to host file access and code execution in the host context. CVE-2026-34078 Arbitrary file deletion on the host filesystem. CVE-2026-34079...

MGASA-2026-0133 Updated flatpak packages fix security vulnerabilities

Complete sandbox escape leading to host file access and code execution in the host context. CVE-2026-34078 Arbitrary file deletion on the host filesystem. CVE-2026-34079...

CVE-2026-6832

Hermes WebUI contains an arbitrary file deletion vulnerability in the /api/session/delete endpoint that allows authenticated attackers to delete files outside the session directory by supplying an absolute path or path traversal payload in the sessionid parameter. Attackers can exploit unvalidate...

PT-2026-41155

Name of the Vulnerable Software and Affected Versions ApostropheCMS versions prior to 4.29.0 Description The password reset flow in the resetRequest route of the modules/@apostrophecms/login/index.js component constructs the reset URL using req.hostname. When apos.baseUrl is not explicitly...

Linux Distros Unpatched Vulnerability : CVE-2026-8201

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A use-after-free vulnerability exists in MongoDB's Field-Level Encryption FLE query analysis component, affecting client-side uses of mongocryptd and cryptshare...

Linux Distros Unpatched Vulnerability : CVE-2026-8052

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - HashiCorp Nomad's exec2 task driver prior to 0.1.2 is vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink...

TencentOS Server 4: libsoup3 (TSSA-2026:0274)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0274 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...