CVE-2023-41873 MEDIUM

CVE-2023-41873: WordPress SAML Single Sign On – SSO Login plugin <= 5.0.4 - Broken Access Control vulnerability

Vendor Miniorange
Product SAML SP Single Sign On
Weakness CWE-862 · Missing authorization
Published December 13, 2024
Last update April 28, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Missing Authorization vulnerability in miniOrange SAML SP Single Sign On allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects SAML SP Single Sign On: from n/a through 5.0.4.

Explanation of Vulnerability in Simple Terms

02Summary

The SAML SP Single Sign On plugin for miniOrange versions up to 5.0.4 fails to properly check user permissions before allowing certain actions. A logged-in user with low privileges can modify settings or data they should not have access to. The vulnerability does not expose sensitive information or crash the site, but it does allow unauthorized changes to plugin configuration.

What an attacker can do

03Attacker Capabilities

A logged-in user can modify plugin settings or data without proper authorization.

Potential impact on your site

04Site Impact

Unauthorized users may alter SAML authentication settings, potentially disrupting login flows or compromising SSO configuration.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege account on the site (e.g., subscriber or contributor role).

Key dates

06Disclosure timeline

December 13, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE