CVE-2023-49438

Published: Dec 26, 2023Modified: Jun 17, 2026

6.1

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitability: 2.8 / Impact: 2.7

Source: NVD

Description

An open redirect vulnerability in the python package Flask-Security-Too <=5.3.2 allows attackers to redirect unsuspecting users to malicious sites via a crafted URL by abusing the ?next parameter on the /login and /register routes.

Affected (1)

Products: Flask Security Too Project: Flask Security Too

Flask Security Too Project

1 product

Flask Security Too

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Flask Security Too Project Flask Security Too	Up to 5.3.2

Related CWEs

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks.

References (7)

https://github.com/Flask-Middleware/flask-security

Source: cve@mitre.org

Product

https://github.com/brandon-t-elliott/CVE-2023-49438

Source: cve@mitre.org

ExploitMitigationThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6HCYH377TPUMUHELPI36PDS2ZM4VFIXM/

Source: cve@mitre.org

https://github.com/Flask-Middleware/flask-security

Source: af854a3a-2127-422b-91ae-364da2661108

Product

https://github.com/brandon-t-elliott/CVE-2023-49438

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitMitigationThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6HCYH377TPUMUHELPI36PDS2ZM4VFIXM/

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6HCYH377TPUMUHELPI36PDS2ZM4VFIXM/

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.