Exploit for Improper Access Control in Langfuse

CVE-2026-24055 — Unauthenticated Slack OAuth Install in Langfu...

CVE-2026-26964

Windmill is an open-source developer platform for internal code: APIs, background jobs, workflows and UIs. Versions 1.634.6 and below allow non-admin users to obtain Slack OAuth client secrets, which should only be accessible to workspace administrators. The GET...

CVE-2026-26964 Windmill Exposes Workspace Slack OAuth Client Secrets to Non-Admin Workspace Members

Windmill is an open-source developer platform for internal code: APIs, background jobs, workflows and UIs. Versions 1.634.6 and below allow non-admin users to obtain Slack OAuth client secrets, which should only be accessible to workspace administrators. The GET...

CVE-2026-26964 Windmill Exposes Workspace Slack OAuth Client Secrets to Non-Admin Workspace Members

Windmill is an open-source developer platform for internal code: APIs, background jobs, workflows and UIs. Versions 1.634.6 and below allow non-admin users to obtain Slack OAuth client secrets, which should only be accessible to workspace administrators. The GET...

PT-2026-20970

Windmill is an open-source developer platform for internal code: APIs, background jobs, workflows and UIs. Versions 1.634.6 and below allow non-admin users to obtain Slack OAuth client secrets, which should only be accessible to workspace administrators. The GET /api/w/workspace/workspaces/get...

CVE-2026-24055

Langfuse is an open source large language model engineering platform. In versions 3.146.0 and below, the /api/public/slack/install endpoint initiates Slack OAuth using a projectId provided by the client without authentication or authorization. The projectId is preserved throughout the OAuth flow,...

CVE-2026-24055

Langfuse Slack OAuth installation endpoint (/api/public/slack/install) in versions

Slack: Broken Authentication (including Slack OAuth bugs)

Hi, Hope you are doing good! Please have a look at the below report. Description: OAuth Framework Flaw Bypassing redirecturi validation An attacker to exploit this Flaw just needs to find a open redirection flaw in the site which is using Slack's OAuth for logins. Impact: A malicious user can ste...