CVE-2026-52869 MCP Python SDK: HTTP transports serve session requests without verifying the authenticated principal

The MCP Python SDK, called mcp on PyPI, is a Python implementation of the Model Context Protocol MCP. Prior to 1.27.2, the SSE and stateful Streamable HTTP transports mcp.server.sse.SseServerTransport and mcp.server.streamablehttpmanager.StreamableHTTPSessionManager route requests to existing...

CVE-2026-52869

The MCP Python SDK (mcp on PyPI) has a vulnerability affecting versions prior to 1.27.2 in its SSE and stateful Streamable HTTP transports. These transports (mcp.server.sse.SseServerTransport and mcp.server.streamable_http_manager.StreamableHTTPSessionManager) route requests to an existing sessio...

USN-8548-1 linux-aws, linux-fips, linux-lts-xenial vulnerabilities

It was discovered that a logic flaw existed in the XFRM ESP-in-TCP subsystem in the Linux kernel when handling socket buffer fragments. This flaw is known as Fragnesia. A local attacker could use this to escalate privileges, or possibly escape a container. CVE-2026-43503 Several security issues...

CVE-2026-56339 Capgo - Unauthenticated Organization Existence Enumeration via rescind_invitation RPC

Capgo Cap-go/capgo before 12.128.2 contains an information disclosure vulnerability in the Supabase PostgREST SECURITY DEFINER RPC function public.rescindinvitation that allows unauthenticated attackers to enumerate organization existence. The function returns distinct error messages NOORG vs...

USN-8547-1 linux-gcp-5.15, linux-intel-iotg-5.15 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

USN-8547-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...

CVE-2026-52869: Authorization Bypass Through User-Controlled Key

The MCP Python SDK, called mcp on PyPI, is a Python implementation of the Model Context Protocol MCP. Prior to 1.27.2, the SSE and stateful Streamable HTTP transports mcp.server.sse.SseServerTransport and mcp.server.streamablehttpmanager.StreamableHTTPSessionManager route requests to existing...

EUVD-2026-43944

Improper authentication in Windows RPC API allows an unauthorized attacker to elevate privileges over an adjacent network...

SonicWall SMA1000 WorkPlace wsproxy SSRF Remote Command Execution

This module exploits a Server-Side Request Forgery SSRF vulnerability in the SonicWall SMA1000 WorkPlace wsproxy service to access the internal Erlang distribution service. After authenticating using the known Erlang distribution cookie, the module invokes os:cmd/1 through Erlang RPC to execute...

CVE-2026-50365: Improper Authentication

Improper authentication in Windows RPC API allows an unauthorized attacker to elevate privileges over an adjacent network...

CVE-2026-50346: Improper Authorization

Improper authorization in RPC Runtime allows an authorized attacker to elevate privileges locally...

Malicious code in @uw010010/vite-tree (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 280687ad50e03b43bf7f26df6afb1a8fb794eb486c126b2368f37c6b76625318 The package @uw010010/vite-tree impersonates the upstream vite package: its package.json verbatim copies vite's author 'Evan You', description...

Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)

SummaryThe Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE 2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin: whenever corsorigins contains more than one entry. An operator who configure...

PYSEC-2026-2495 Glances: XML-RPC Multi-Origin CORS Configuration Silently Falls Back to Wildcard (Incomplete Fix for CVE-2026-33533)

Summary The Glances XML-RPC server glances -s introduced a configurable CORS origin list in version 4.5.3 as a mitigation for CVE 2026-33533. However, the implementation silently falls back to Access-Control-Allow-Origin: whenever corsorigins contains more than one entry. An operator who configur...

EUVD-2026-43255

A weakness has been identified in Metasoft 美特软件 MetaCRM up to 6.4.0 Beta06. This vulnerability affects the function RPCService.query of the file /customizemt/xkq/rpc.jsp of the component PHPRPC Remote Call Interface. Executing a manipulation of the argument phprpcargs can lead to sql injection. T...

CVE-2026-15514

A weakness has been identified in Metasoft 美特软件 MetaCRM up to 6.4.0 Beta06. This vulnerability affects the function RPCService.query of the file /customizemt/xkq/rpc.jsp of the component PHPRPC Remote Call Interface. Executing a manipulation of the argument phprpcargs can lead to sql injection. T...

PT-2026-59275

Summary The HTTP MCP JSON-RPC endpoint at /mcp requires only OAuth read scope for all requests, then dispatches tools/call directly to handlers that include mutating tools. A read-only OAuth client can call store memory and delete memory through MCP even though the corresponding REST endpoints...

Ubuntu 22.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-8527-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8527-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in...

CVE-2026-15509 Leantime JSON-RPC Endpoint addUser improper authorization

A vulnerability has been found in Leantime up to 3.8.0. This impacts the function editUser/addUser of the component JSON-RPC Endpoint. The manipulation of the argument role leads to improper authorization. The attack is possible to be carried out remotely. The exploit has been disclosed to the...

CVE-2026-15509

Leantime up to 3.8.0 is affected by a vulnerability in the JSON-RPC Endpoint functions editUser/addUser where manipulating the role argument leads to improper authorization. The issue is exploitable remotely and has been publicly disclosed; vendor response was not provided. Affected impact includ...