PYSEC-2026-2478 Flask-Security-Too OAuth reauthentication freshness bypass via cross- user OAuth identity acceptance

Summary Flask-Security-Too 5.8.0's OAuth reauthentication flow can mark a session as fresh after verifying an OAuth account that belongs to a different user. If an attacker can operate an already-authenticated but stale victim session, they can complete OAuth verification using their own OAuth...

PYSEC-2026-2998 pyLoad Has Incomplete Fix for CVE-2026-33509 -storage_folder Bypass via Session Directory in pyLoad

Summary The fix for CVE-2026-33509 prevents setting storagefolder inside PKGDIR or userdir, but does NOT protect the Flask session directory /tmp/pyLoad/flask. An authenticated attacker can set storagefolder to the session directory and download session files of other users via /files/get/, leadi...

PYSEC-2026-2904 PraisonAI ships and generates a legacy API server with authentication disabled by default, allowing unauthenticated workflow execution

Summary PraisonAI ships a legacy Flask API server with authentication disabled by default. When that server is used, any caller that can reach it can access /agents and trigger the configured agents.yaml workflow through /chat without providing a token. Details The vulnerable server is the shippe...

PYSEC-2026-2989 pyLoad: Unprotected storage_folder enables arbitrary file write to Flask session store and code execution (Incomplete fix for CVE-2026-33509)

Summary The fix for CVE-2026-33509 GHSA-r7mc-x6x7-cqxx added an ADMINONLYOPTIONS set to block non-admin users from modifying security-critical config options. The storagefolder option is not in this set and passes the existing path restriction because the Flask session directory is outside both...

PT-2026-59145

Summary Flask-Security-Too 5.8.0's OAuth reauthentication flow can mark a session as fresh after verifying an OAuth account that belongs to a different user. If an attacker can operate an already-authenticated but stale victim session, they can complete OAuth verification using their own OAuth...

CVE-2026-22660

FlaskBB

EUVD-2026-42077

Serena: Unauthenticated Flask dashboard on fixed port enables DNS rebinding → memory poisoning → RCE...

Cross-site Request Forgery (CSRF)

Overview serena-agent is an A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF in the unauthenticated Flask dashboard API, which is exposed on a fixed...

CVE-2026-15034

A vulnerability has been found in flask-dashboard Flask-MonitoringDashboard up to 5.0.2. Affected by this issue is some unknown functionality. Such manipulation leads to cross-site request forgery. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...

EUVD-2026-42238

A vulnerability has been found in flask-dashboard Flask-MonitoringDashboard up to 5.0.2. Affected by this issue is some unknown functionality. Such manipulation leads to cross-site request forgery. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-15034

A vulnerability has been found in flask-dashboard Flask-MonitoringDashboard up to 5.0.2. Affected by this issue is some unknown functionality. Such manipulation leads to cross-site request forgery. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-15034 flask-dashboard Flask-MonitoringDashboard cross-site request forgery

A vulnerability has been found in flask-dashboard Flask-MonitoringDashboard up to 5.0.2. Affected by this issue is some unknown functionality. Such manipulation leads to cross-site request forgery. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-15034 flask-dashboard Flask-MonitoringDashboard cross-site request forgery

A vulnerability has been found in flask-dashboard Flask-MonitoringDashboard up to 5.0.2. Affected by this issue is some unknown functionality. Such manipulation leads to cross-site request forgery. The attack may be launched remotely. The exploit has been disclosed to the public and may be used...

CVE-2026-15034

CVE-2026-15034 affects the Flask-MonitoringDashboard component of the Flask-dashboard project up to version 5.0.2. The issue is described as a cross-site request forgery (CSRF) affecting an unknown functionality, with the attack potentially executable remotely. Public exploit information is indic...

Security Bulletin: IBM Cloud Pak for Data System (CPDS 1.0) is affected by a sensitive information caching vulnerability due to Flask

Summary Flask is used by IBM Cloud Pak for Data System 1.0 as a WSGI web application framework. CVE-2026-27205 affects Flask's session handling, where certain forms of session object access such as the Python in operator fail to set the Vary: Cookie header, resulting in session-specific responses...

GHSA-F66Q-9RF6-8795 Flask-Security-Too: WebAuthn reauthentication freshness bypass via cross-user assertion

Summary Flask-Security-Too 5.8.0 and 5.8.1 mark a session as reauthentication-fresh after processing a WebAuthn assertion whose proven credential belongs to a different user than the currently authenticated session user. The check that GHSA-97r5-pg8x-p63p added on the OAuth reauthentication path...

CVE-2026-49471

Serena is a powerful MCP toolkit for coding that provides semantic retrieval and editing capabilities. Prior to v1.5.2, Serena's built-in web dashboard exposes an unauthenticated Flask API on a fixed, predictable port, with no authentication, no CSRF protection, and no Host header validation. A D...

CVE-2026-49471

Serena is a powerful MCP toolkit for coding that provides semantic retrieval and editing capabilities. Prior to v1.5.2, Serena's built-in web dashboard exposes an unauthenticated Flask API on a fixed, predictable port, with no authentication, no CSRF protection, and no Host header validation. A D...

CVE-2026-49471 Serena: Unauthenticated Flask dashboard on fixed port enables DNS rebinding → memory poisoning → RCE

Serena is a powerful MCP toolkit for coding that provides semantic retrieval and editing capabilities. Prior to v1.5.2, Serena's built-in web dashboard exposes an unauthenticated Flask API on a fixed, predictable port, with no authentication, no CSRF protection, and no Host header validation. A D...

CVE-2026-49471 Serena: Unauthenticated Flask dashboard on fixed port enables DNS rebinding → memory poisoning → RCE

Serena is a powerful MCP toolkit for coding that provides semantic retrieval and editing capabilities. Prior to v1.5.2, Serena's built-in web dashboard exposes an unauthenticated Flask API on a fixed, predictable port, with no authentication, no CSRF protection, and no Host header validation. A D...