EUVD-2026-75174

Open WebUI: A user's session cookies are sent to tool servers configured for bearer authentication...

Open WebUI: A user's session cookies are sent to tool servers configured for bearer authentication

Summary When more than one external tool server is reachable in the same request, a tool call to a server configured for bearer authentication can arrive carrying the calling user's Open WebUI session cookies alongside that server's own key. The cookie jar is built per connection, but the callabl...

GHSA-P78M-89R6-PGF7 Open WebUI: A user's session cookies are sent to tool servers configured for bearer authentication

Summary When more than one external tool server is reachable in the same request, a tool call to a server configured for bearer authentication can arrive carrying the calling user's Open WebUI session cookies alongside that server's own key. The cookie jar is built per connection, but the callabl...

Open WebUI: /api/v1/channels/{id}/members exposes full user model including sensitive credentials

SummaryThe channel members endpoint serializes and returns full user models for channel participants, including settings objects. A normal user in a DM can retrieve admin-only sensitive configuration such as webhook URLs and tool server key material settings.ui.toolServers.key, which is not...

GHSA-GH7P-78X6-JW6M Open WebUI: /api/v1/channels/{id}/members exposes full user model including sensitive credentials

Summary The channel members endpoint serializes and returns full user models for channel participants, including settings objects. A normal user in a DM can retrieve admin-only sensitive configuration such as webhook URLs and tool server key material settings.ui.toolServers.key, which is not...

MCP Pitfall Lab: Exposing Developer Pitfalls in MCP Tool Server Security under Multi-Vector Attacks

Model Context Protocol MCP is increasingly adopted for tool-integrated LLM agents, but its multi-layer design and third-party server ecosystem expand risks across tool metadata, untrusted outputs, cross-tool flows, multimodal inputs, and supply-chain vectors. Existing MCP benchmarks largely measu...

CVE-2025-55151

Stirling-PDF is a locally hosted web application that performs various operations on PDF files. Prior to version 1.1.0, the "convert file to pdf" functionality /api/v1/convert/file/pdf uses LibreOffice's unoconvert tool for conversion, and SSRF vulnerabilities exist during the conversion process...

SEANux 1.0 Remote Code Execution Vulnerability

The Syrian Electronic Army SEANux linux distro version 1.0 suffers from a remote code execution vulnerability. Title: SEANux 1.0 remote code execution Vulnerability Author: Larry W. Cashdollar, @larry0 Date: 1/23/2015 Advisory: http://origin.vapid.dhs.org/blog/01-23-2015/ The SEA stated that this...

SEANux 1.0 Remote Code Execution

Title: SEANux 1.0 remote code execution Vulnerability Author: Larry W. Cashdollar, @larry0 Date: 1/23/2015 Advisory: http://origin.vapid.dhs.org/blog/01-23-2015/ The SEA stated that this distribution is not to be used as a server, in order to secure network connections against port 80, modify the...