CVE-2026-13439

The CVE-2026-13439 entry affects the WordPress plugin Easy Form Builder by WhiteStudio up to version 4.0.11 , where the password-recovery flow relies on a publicly visible session identifier ('sid') as the reset token stored in wp_emsfb_temp_links, combined with a publicly accessible nonce refres...

EUVD-2026-46156

The Easy Form Builder by WhiteStudio plugin for WordPress is vulnerable to Unauthenticated Privilege Escalation to Administrator in versions up to, and including, 4.0.11 This is due to the password recovery flow using the publicly-visible session identifier 'sid' as the password reset token store...

PT-2026-61826

The Easy Form Builder by WhiteStudio plugin for WordPress is vulnerable to Unauthenticated Privilege Escalation to Administrator in versions up to, and including, 4.0.11 This is due to the password recovery flow using the publicly-visible session identifier 'sid' as the password reset token store...

CVE-2026-9323 Insecure PRNG and Information Exposure in urwid Web Display Backend

The urwid web display backend urwid/display/web.py generates web session identifiers urwidid in Screen.start by concatenating two random.randrange109 calls that use Python's Mersenne Twister PRNG, which is not cryptographically secure. Each call consumes approximately 30 bits of PRNG state, and t...

CVE-2026-9323

The urwid web display backend urwid/display/web.py generates web session identifiers urwidid in Screen.start by concatenating two random.randrange109 calls that use Python's Mersenne Twister PRNG, which is not cryptographically secure. Each call consumes approximately 30 bits of PRNG state, and t...

Authorization Bypass Through User-Controlled Key

Overview mcp is a The official Ruby SDK for Model Context Protocol servers and clients Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in lib/mcp/server/transports/streamablehttptransport.rb, which processes tool execution requests to...

EUVD-2026-44795

MCP Python SDK: HTTP transports serve session requests without verifying the authenticated principal...

GHSA-JPW9-PFVF-9F58 MCP Python SDK: HTTP transports serve session requests without verifying the authenticated principal

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

Authorization Bypass Through User-Controlled Key

Overview mcp is a Model Context Protocol SDK Affected versions of this package are vulnerable to Authorization Bypass Through User-Controlled Key in SseServerTransport and StreamableHTTPSessionManager, which look up a session by the sessionid query parameter or Mcp-Session-Id header without...

MCP Python SDK: HTTP transports serve session requests without verifying the authenticated principal

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

PT-2026-60667

Summary In affected versions, the SSE and Streamable HTTP server transports routed incoming requests to an existing session based only on the session identifier, without verifying that the request was authenticated as the same principal that created the session. Anyone who learned or guessed a...

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...

JLSEC-2026-698 Missing SNI/ALPN binding on stateful (session-ID) resumption, which previously skipped the binding...

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

CVE-2026-15389 Inadequate access control in Sesame Time session management

A vulnerability relating to insufficient access control has been identified in the session management of the Sesame Time web application and its REST v3 API. The flaw lies in the fact that the system uses the session identifier USID as the sole validation mechanism, without verifying whether that...

CVE-2026-15389 Inadequate access control in Sesame Time session management

A vulnerability relating to insufficient access control has been identified in the session management of the Sesame Time web application and its REST v3 API. The flaw lies in the fact that the system uses the session identifier USID as the sole validation mechanism, without verifying whether that...

CVE-2026-15389: Authorization Bypass Through User-Controlled Key

A vulnerability relating to insufficient access control has been identified in the session management of the Sesame Time web application and its REST v3 API. The flaw lies in the fact that the system uses the session identifier USID as the sole validation mechanism, without verifying whether that...

PT-2026-58005

A vulnerability relating to insufficient access control has been identified in the session management of the Sesame Time web application and its REST v3 API. The flaw lies in the fact that the system uses the session identifier USID as the sole validation mechanism, without verifying whether that...

AstrBot: Manipulation of astr_main_agent's session_id parameter leads to authorization bypass

A vulnerability was identified in AstrBotDevs AstrBot 4.24.2. This affects the function astrmainagent of the file astrbot/core/astrmainagent.py. Such manipulation of the argument sessionid leads to authorization bypass. It is possible to launch the attack remotely. The exploit is publicly availab...

CVE-2026-55604 @arikusi/deepseek-mcp-server has an Authorization Bypass Through User-Controlled Key

DeepSeek MCP Server is an MCP server for DeepSeek V4. Starting in version 1.4.2 and prior to version 1.7.0, the process-global SessionStore accepts caller-supplied sessionid values without binding them to any authenticated principal or transport session. An attacker can enumerate active session I...

CVE-2026-59224 Open WebUI: Terminal proxy forwards a spoofable, integrity-unbound user identity to the upstream (X-User-Id header and ws_terminal session_id query injection)

Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, backend/openwebui/routers/terminals.py built the wsterminal upstream URL from an unencoded sessionid and appended userid as a query parameter, allowing query injection to make the terminal backe...