PYSEC-2026-809 Flask-Security vulnerable to Open Redirect

This affects all versions of package Flask-Security. When using the getpostlogoutredirect and getpostloginredirect functions, it is possible to bypass URL validation and redirect a user to an arbitrary URL by providing multiple back slashes such as \\evil.com/path. This vulnerability is only...

PT-2026-60911

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...

Flask-Security-Too: WebAuthn reauthentication freshness bypass via cross-user assertion

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 user.ema...

CVE-2026-49471: Missing Authentication for Critical Function

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...

blockies (0.0.2), cdt-test (>=0.1.0, <=0.1.7) +33 more potentially affected by CVE-2026-55379 via pillow (6.1.0)

pillow PYPI version 6.1.0 is affected by a known vulnerability. The following packages have a transitive dependency on pillow and may be impacted: - blockies 0.0.2 - cdt-test =0.1.0, =1.1.0, =0.3.0, =0.1.0, =0.1.3, =0.1.2, =0.0.2, =1.1.0, =0.9.939.507, =0.9.939.518 - happy-tree-gallery 0.8.0 and...

PT-2026-55869

A weakness has been identified in imhamzaazam ecommerceFlask up to cb7d9e24c30a99379651b7493b32048126ef402b. The affected element is an unknown function. This manipulation causes cross-site request forgery. The attack may be initiated remotely. The exploit has been made available to the public an...

Open Redirect in Flask-AppBuilder

Flask-AppBuilder is an application development framework built on top of Flask. Versions prior to 3.4.5 contain an open redirect vulnerability when using the database authentication login page. There are no known workarounds. Users are recommended to upgrade to version 3.4.5 or later. For more...

PYSEC-2026-635 Open Redirect in Flask-AppBuilder

Flask-AppBuilder is an application development framework built on top of Flask. Versions prior to 3.4.5 contain an open redirect vulnerability when using the database authentication login page. There are no known workarounds. Users are recommended to upgrade to version 3.4.5 or later. For more...

PYSEC-2026-505 Injection vulnerability that affects ironic-discoverd

OpenStack Ironic Inspector aka ironic-inspector or ironic-discoverd, when debug mode is enabled, might allow remote attackers to access the Flask console and execute arbitrary Python code by triggering an error...

Injection vulnerability that affects ironic-discoverd

OpenStack Ironic Inspector aka ironic-inspector or ironic-discoverd, when debug mode is enabled, might allow remote attackers to access the Flask console and execute arbitrary Python code by triggering an error...

PYSEC-2026-341 Flask-Reuploaded vulnerable to Remote Code Execution via Server-Side Template Injection

Impact A critical path traversal and extension bypass vulnerability in Flask-Reuploaded allows remote attackers to achieve arbitrary file write and remote code execution through Server-Side Template Injection SSTI. Patches Flask-Reuploaded has been patched in version 1.5.0 Workarounds 1. Do not...

coati-payroll (>=1.0.1, <=1.10.0), now-lms (>=1.0.3, <=1.2.3) +1 more potentially affected by CVE-2026-27641 via flask-reuploaded (>=1.2.0, <=1.4.0)

flask-reuploaded PYPI version =1.2.0, =1.0.1, =1.0.3, =4.6.1, =5.1.0 Source cves: CVE-2026-27641 Source advisory: OSV:PYSEC-2026-341...

Flask-Reuploaded vulnerable to Remote Code Execution via Server-Side Template Injection

ImpactA critical path traversal and extension bypass vulnerability in Flask-Reuploaded allows remote attackers to achieve arbitrary file write and remote code execution through Server-Side Template Injection SSTI. Patches Flask-Reuploaded has been patched in version 1.5.0 Workarounds1. Do not pas...

PraisonAI `deploy --type api` emits a Flask server with authentication disabled by default

SummaryCVE-2026-44338 GHSA-6rmh-7xcm-cpxj documents that PraisonAI ships a code-generator praisonai.deploy.api.generateapiservercode that emits a Flask API server with authentication disabled by default. Users who follow the documented quickstart praisonai deploy --type api get a server that:-...

PYSEC-2026-465 PraisonAI `deploy --type api` emits a Flask server with authentication disabled by default

Summary CVE-2026-44338 GHSA-6rmh-7xcm-cpxj documents that PraisonAI ships a code-generator praisonai.deploy.api.generateapiservercode that emits a Flask API server with authentication disabled by default. Users who follow the documented quickstart praisonai deploy --type api get a server that: -...

rok Python ProxyShare can be used as an SSRF proxy through absolute URL paths

SummaryAlice exposes a Python SDK ProxyShare with a fixed target URL. Bob sends a request to the share with an absolute URL in the path. The Flask handler passes that path to urllib.parse.urljoin, which replaces Alice's configured target host with Bob's host and returns the server-side response t...

Mesop Affected by Unauthenticated Remote Code Execution via Test Suite Route /exec-py

SummaryAn explicit web endpoint inside the ai/ testing module infrastructure directly ingests untrusted Python code strings unconditionally without authentication measures, yielding standard Unrestricted Remote Code Execution. Any individual capable of routing HTTP logic to this server block will...

PYSEC-2026-555 toui allows user-specific variables to be shared between users

Impact Websites that use Website.uservars property in versions. Patches It affects versions v2.0.1 to v2.4.0. Please upgrade to v2.4.1 Workarounds Do not use Website.uservars in websites when using versions v2.0.1 to v2.4.0. Also, do not use Website.signinuser in version v2.4.0 only. Explanation...

Flask-AppBuilder vulnerable to incorrect authentication when using auth type OpenID

ImpactWhen Flask-AppBuilder is set to AUTHTYPE AUTHOID, allows an attacker to forge an HTTP request, that could deceive the backend into using any requested OpenID service. This vulnerability could grant an attacker unauthorised privilege access if a custom OpenID service is deployed by the...

PYSEC-2026-340 Flask-AppBuilder vulnerable to incorrect authentication when using auth type OpenID

Impact When Flask-AppBuilder is set to AUTHTYPE AUTHOID, allows an attacker to forge an HTTP request, that could deceive the backend into using any requested OpenID service. This vulnerability could grant an attacker unauthorised privilege access if a custom OpenID service is deployed by the...