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...

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...

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 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...

PYSEC-2026-1399 Fugue is Vulnerable to Remote Code Execution by Pickle Deserialization via FlaskRPCServer

Summary The Fugue framework implements an RPC server system for distributed computing operations. In the core functionality of the RPC server implementation, I found that the decode function in fugue/rpc/flask.py directly uses cloudpickle.loads to deserialize data without any sanitization. This...

PYSEC-2026-1378 Flask App Builder has an Authentication Bypass vulnerability when using non AUTH_DB methods

Impact When Flask-AppBuilder is configured to use OAuth, LDAP, or other non-database authentication methods, the password reset endpoint remains registered and accessible, despite not being displayed in the user interface. This allows an enabled user to reset their password and be able to create...