The SAML Single Sign On – SAML SSO Login plugin for WordPress is vulnerable to Reflected Cross-Site Scripting due to the use of add_query_arg without appropriate escaping on the URL in versions up to, and including, 4.9.20. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
This vulnerability is a medium severity with CVSS 6.1 Cross-Site Scripting issue affecting the Plugin SAML Single Sign On – SSO Login. It affects Versions up to 4.9.20 and is fixed in 4.9.21.
the tracked vulnerability is tracked for the Plugin SAML Single Sign On – SSO Login as medium severity with CVSS 6.1. The affected range is Versions up to 4.9.20. Update SAML Single Sign On – SSO Login to 4.9.21 or newer where that version is compatible with the site.
| Software Type | Plugin |
|---|---|
| Software Slug |
miniorange-saml-20-single-sign-on
View on wordpress.org
|
| CVE | No linked CVE entry. |
| Patched Versions |
4.9.21
|
| Affected Versions |
Versions up to 4.9.20
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
SAML Single Sign On – SSO Login Premium Multisite < 20.0.7 - Open Redirect
SAML Single Sign On – SAML SSO Login <= 4.8.83 - Cross-Site Scripting
SAML Single Sign On – SAML SSO Login < 4.8.73 - Cross-Site Scripting
SAML SP Single Sign On <= 5.0.4 - Missing Authorization to notice dismissal
SAML Single Sign On – SAML SSO Login <= 4.8.75 - Cross-Site Request Forgery
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