CVE-2017-16633 Information disclosure in n/a
Unauthorized users can access read-only custom field information in Joomla due to a logic bug in the com_fields component.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2017-16633?
CVE-2017-16633 is a medium-severity vulnerability in Joomla Joomla\!, published on 9 Nov 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
In Joomla! before 3.8.2, a logic bug in com_fields exposed read-only information about a site's custom fields to unauthorized users.
Weakness: CWE-200
Which versions are affected by CVE-2017-16633?
It affects 1 product.
Products include Joomla Joomla\!.
How do I fix CVE-2017-16633?
No fix has been published for CVE-2017-16633 yet. Limit exposure of the affected software until one is available.
Is CVE-2017-16633 being exploited?
There is no known exploitation of CVE-2017-16633 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 GHSA-3crr-vpcf-qqqv.