CVE-2023-23754 [20230501] - Core - Open Redirect and XSS within the mfa select
Attackers can exploit missing input validation in the MFA selection screen to perform open redirects and cross-site scripting attacks.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-23754?
CVE-2023-23754 is a medium-severity vulnerability in Joomla Joomla\!, published on 30 May 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
An issue was discovered in Joomla! 4.2.0 through 4.3.1. Lack of input validation caused an open redirect and XSS issue within the new mfa selection screen.
Which versions are affected by CVE-2023-23754?
1 open source package ship an affected version, including joomla. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
joomla Bitnami | From 4.2.0 | 4.3.2 |
Products include Joomla Joomla\!.
How do I fix CVE-2023-23754?
Upgrade joomla to 4.3.2 or later.
Is CVE-2023-23754 being exploited?
There is no known exploitation of CVE-2023-23754 in the wild and no public exploit code.
Other vulnerabilities in Joomla Joomla\!
- CVE-2016-10033 PHPMailer Command Injection
- CVE-2023-23752 Joomla! Improper Access Control
- CVE-2026-48902 Joomla! Core - [20260518] - Transport encryption downgrade for password and username reset links
- CVE-2025-25226 [20250401] - Joomla Framework - SQL injection vulnerability in quoteNameStr method of Database package
- CVE-2022-23795 [20220303] - Core - User row are not bound to a authentication mechanism
Sources
Also known as BIT-joomla-2023-23754, GHSA-6wpq-rvpm-6542.