PT-2026-30341

Name of the Vulnerable Software and Affected Versions pyLoad affected versions not specified Description pyLoad, a Python-based download manager, has a flaw where a user with SETTINGS and ADD permissions can redirect downloads to the Flask filesystem session store. This allows planting a maliciou...

SUSE SLED15 / SLES15 / openSUSE 15 Security Update : python-Flask (SUSE-SU-2026:0849-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0849-1 advisory. This update for python-Flask fixes the following issue: - CVE-2026-27205: information disclosure due to...

CVE-2026-27205

CVE-2026-27205 – Flask cache-related information disclosure (root cause: Vary: Cookie not set when session accessed) Affected: Flask 3.1.2 and below. In these versions, accessing the session object may cause a response to be cached with user-specific data, as the Vary: Cookie header is not consis...

GHSA-68RP-WP8R-4726 Flask session does not add `Vary: Cookie` header when accessed in some ways

When the session object is accessed, Flask should set the Vary: Cookie header. This instructs caches not to cache the response, as it may contain information specific to a logged in user. This is handled in most cases, but some forms of access such as the Python in operator were overlooked. The...

CVE-2022-24880

flask-session-captcha is a package which allows users to extend Flask by adding an image based captcha stored in a server side session. In versions prior to 1.2.1, he captcha.validate function would return None if passed no value e.g. by submitting an having an empty form. If implementing users...

Linux Distros Unpatched Vulnerability : CVE-2023-30861

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Flask is a lightweight WSGI web application framework. When all of the following conditions are met, a response containing data intended for one client may be...

GHSA-7R87-CJ48-WJ45 Potential Captcha Validate Bypass in flask-session-captcha

Impact flask-session-captcha is a package which allows users to extend Flask by adding an image based captcha stored in a server side session. The captcha.validate function would return None if passed no value e.g. by submitting a request with an empty form. If implementing users were checking th...

Potential Captcha Validate Bypass in flask-session-captcha

Impact flask-session-captcha is a package which allows users to extend Flask by adding an image based captcha stored in a server side session. The captcha.validate function would return None if passed no value e.g. by submitting a request with an empty form. If implementing users were checking th...

CVE-2022-24880

CVE-2022-24880 affects the Flask extension flask-session-captcha. The captcha.validate() function could return None when called with no value, allowing an attacker to bypass verification if code relies on a falsey check. Version 1.2.1 fixes the issue; upgrading to that version is the advised reme...

CVE-2022-24880 Potential Captcha Validate Bypass in flask-session-captcha

flask-session-captcha is a package which allows users to extend Flask by adding an image based captcha stored in a server side session. In versions prior to 1.2.1, he captcha.validate function would return None if passed no value e.g. by submitting an having an empty form. If implementing users...

flask-session-captcha 代码问题漏洞

flask-session-captcha is a captcha implementation of flask by the individual developer Joakim Uddholm in Germany. A security vulnerability exists in versions of flask-session-captcha prior to 1.2.1, which stems from the fact that the captcha.validate function returns None if no value is passed, a...