How severe is CVE-2021-23401?

This vulnerability has a severity rating of MEDIUM with a CVSS score of 6.1 out of 10.

What type of vulnerability is CVE-2021-23401?

This is classified as CWE-601, which is a common weakness in software security.

CVE-2021-23401

MEDIUM Year: 2021

CVSS v3 Score

6.1

Medium

CVSS v2 Score

5.8

Medium

Weakness Type

CWE-601

View all →

Vulnerability Description

This affects all versions of package Flask-User. When using the make_safe_url function, 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 or \\\evil.com/path. This vulnerability is only exploitable if an alternative WSGI server other than Werkzeug is used, or the default behaviour of Werkzeug is modified using 'autocorrect_location_header=False.

CVE-2005-10001

MEDIUM

CVSS:6.1(Medium)

A vulnerability was found in Netegrity SiteMinder up to 4.5.1 and classified as critical. Affected by this issue is the file /siteminderagent/pwcgi/smpwservicescgi.exe of the component Login. The mani...

CWE-6012005

CVE-2005-4206

MEDIUM

CVSS:6.1(Medium)

Blackboard Learning and Community Portal System in Academic Suite 6.3.1.424, 6.2.3.23, and other versions before 6 allows remote attackers to redirect users to other URLs and conduct phishing attacks ...

CWE-6012005

CVE-2008-2052

MEDIUM

CVSS:6.1(Medium)

Open redirect vulnerability in redirect.php in Bitrix Site Manager 6.5 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the goto parameter.

CWE-6012008

CVE-2008-2951

MEDIUM

CVSS:6.1(Medium)

Open redirect vulnerability in the search script in Trac before 0.10.5 allows remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via a URL in the q parameter, possi...

CWE-6012008