PYSEC-2026-1384 Flask-CORS improper regex path matching vulnerability

corydolphin/flask-cors version 5.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

PT-2026-46962

Name of the Vulnerable Software and Affected Versions sanic-cors versions prior to 2.2.1 Description An improper regular expression is used in the try match function within sanic cors/core.py. The function utilizes re.match without end-anchoring, which allows an attacker to bypass Cross-Origin...

CVE-2026-37737

sanic-cors version 2.2.0 and prior contains an improper regular expression in the trymatch function in saniccors/core.py that uses re.match without end-anchoring. This allows an attacker to bypass CORS origin allowlists by registering a domain that begins with a trusted origin string, to gain...

CVE-2026-37737

Sanic-Cors 2.2.0 and earlier versions contain an improper regular expression in the try_match() function of sanic_cors/core.py that uses re.match without end anchoring. This allows bypassing CORS origin allowlists by registering a domain that starts with a trusted origin string, leading to unauth...

OESA-2025-1981 python-Flask-Cors security update

A Flask extension for handling Cross Origin Resource Sharing CORS, making cross-origin AJAX possible. Security Fixes: corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching...

SUSE CVE-2024-6839

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

GHSA-7RXF-GVFG-47G4 Flask-CORS improper regex path matching vulnerability

corydolphin/flask-cors version 5.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

DEBIAN-CVE-2024-6839

corydolphin/flask-cors version 4.0.1 contains an improper regex path matching vulnerability. The plugin prioritizes longer regex patterns over more specific ones when matching paths, which can lead to less restrictive CORS policies being applied to sensitive endpoints. This mismatch in regex...

CVE-2024-6839

CVE-2024-6839 is a confirmed issue in corydolphin/flask-cors 4.0.1 where improper regex path matching lets less restrictive CORS policies apply to sensitive endpoints due to priority bias toward longer regexes. The vulnerability can enable unauthorized cross-origin access to data or functionality...

CVE-2022-25769 Improper regex in htaccess file

ImpactThe default .htaccess file has some restrictions in the access to PHP files to only allow specific PHP files to be executed in the root of the application. This logic isn't correct, as the regex in the second FilesMatch only checks the filename, not the full path...

The vulnerability of the Python Charmers Future version compatibility program, related to an incorrect regular expression, allows a violator to trigger a service failure.

The vulnerability of the Python Charmers Future version compatibility program is related to incorrect input validation during the processing of Set-Cookie headers. Exploiting this vulnerability allows a remote attacker to send a specially crafted HTTP request to the application and execute a...