trust-boundary-ctf

🐘 Trust Boundary: MCP Session Isolation CTF The console reads Session Active. Every tool call succeeds. The admin OAuth token is in every response. Trust Boundary is a browser-based CTF lab built around a real session isolation failure in a locally-running MCP server. The vulnerability is not...

Astra Linux – Vulnerability in curl

When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3, or SMTP scheme, curl may incorrectly pass the bearer token to the new target host...

EUVD-2026-78210

DocsGPT through 0.20.0 posts OAuth connector session tokens to a wildcard target origin in the callback-status endpoint without validating sender origin. Attackers can obtain session tokens and provider account emails by acting as window.opener during OAuth authorization, then use tokens to...

CVE-2026-55837 dbt-mcp: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens

dbt-mcp is a Model Context Protocol server for interacting with dbt. Prior to 1.20.0, the local OAuth helper in src/dbtmcp/oauth/fastapiapp.py exposes GET /dbtplatformcontext without authentication or Host validation after a user completes the dbt Platform OAuth flow. The endpoint returns the ful...

Twitch Browser Extension Leaks OAuth Tokens From Nearly 31,000 Users

A malicious cross-store Twitch browser extension has leaked OAuth tokens associated with nearly 31,000 users to proxy servers operated by a Russian commercial bot service. The extension, named "Twitch Enhanced Viewer | JeetBot," lists HISHIMIRO/jeetbot.cc as its developer and has the following...

PT-2026-91759

Name of the Vulnerable Software and Affected Versions DocsGPT versions prior to 0.20.1 Description The software posts OAuth connector session tokens to a wildcard target origin in the 'callback-status' endpoint without validating the sender origin. An attacker can act as the window.opener during...

CVE-2026-71424

CVE-2026-71424 is a critical cross-user OAuth token leak in Onyx , an open-source AI platform. The GET /api/mcp/servers and GET /api/mcp/servers/persona/{persona_id} endpoints expose another user's OAuth Authorization header. The root cause is that OnyxTokenStorage.set_tokens and OnyxTokenStorage...

CVE-2026-71424 Onyx: Cross-user OAuth-token leak via /api/mcp/servers* for per-user MCP servers

Onyx is an open-source AI platform. Prior to 3.1.10, 3.2.14, and 4.0.0, Onyx's GET /api/mcp/servers and GET /api/mcp/servers/persona/personaid endpoints expose another user's OAuth Authorization header because OnyxTokenStorage.settokens and OnyxTokenStorage.setclientinfo in...

CVE-2026-71424 Onyx: Cross-user OAuth-token leak via /api/mcp/servers* for per-user MCP servers

Onyx is an open-source AI platform. Prior to 3.1.10, 3.2.14, and 4.0.0, Onyx's GET /api/mcp/servers and GET /api/mcp/servers/persona/personaid endpoints expose another user's OAuth Authorization header because OnyxTokenStorage.settokens and OnyxTokenStorage.setclientinfo in...

RHEL 10 : curl (RHSA-2026:55450)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:55450 advisory. The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including...

PT-2026-70795

TypeBot is a chatbot builder tool. Versions prior to 3.17.0 allow a low-privilege guest member of a workspace to obtain a live Google Sheets OAuth access token for that workspace by calling the Google Sheets helper getAccessToken. The vulnerable path checks only whether the caller has read access...

CVE-2026-54020

Open WebUI (self-hosted AI platform) contains a DNS rebinding SSRF vulnerability (CVE-2026-54020) affecting pre-0.11.0 behavior. An attacker who controls authoritative DNS for a submitted hostname could have validation return a public address while the connection later resolves to an internal add...

CVE-2026-16481: Server-Side Request Forgery (SSRF)

A Server-Side Request Forgery SSRF and credential exfiltration vulnerability exists in the cloud-healthcare-fhir-fetch-page tool of googleapis/mcp-toolbox. The tool takes an unvalidated pageURL parameter from the client and issues an HTTP GET request to it using an authenticated client. The...

CVE-2025-14524

When an OAuth2 bearer token is used for an HTTPS transfer, and that transfer performs a cross-protocol redirect to a second URL that uses an IMAP, LDAP, POP3 or SMTP scheme, curl might wrongly pass on the bearer token to the new target host...

CVE-2022-32227

CVE-2022-32227 affects Rocket.Chat prior to v5, v4.8.2, and v4.7.5, where a user with the permission view-full-other-user-info could access another user’s OAuth tokens via the REST API (users.info). The root cause is cleartext transmission/leak of sensitive OAuth token data. Impact described incl...

CVE-2022-32227

A cleartext transmission of sensitive information exists in Rocket.Chat v5, v4.8.2 and v4.7.5 relating to Oauth tokens by having the permission "view-full-other-user-info", this could cause an oauth token leak in the product...

CVE-2022-32227

A cleartext transmission of sensitive information exists in Rocket.Chat v5, v4.8.2 and v4.7.5 relating to Oauth tokens by having the permission "view-full-other-user-info", this could cause an oauth token leak in the product...