CVE-2017-11364 Missing authorization in n/a
Authenticated users can hijack other users' webspace in Joomla due to missing ownership verification, leading to application control.
- 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-2017-11364?
CVE-2017-11364 is a high-severity missing authorization vulnerability in Joomla Joomla\!, published on 2 Aug 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
The CMS installer in Joomla! before 3.7.4 does not verify a user's ownership of a webspace, which allows remote authenticated users to gain control of the target application by leveraging Certificate Transparency logs.
Weakness: CWE-295
Which versions are affected by CVE-2017-11364?
It affects 1 product.
Products include Joomla Joomla\!.
How do I fix CVE-2017-11364?
No fix has been published for CVE-2017-11364 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2017-11364 being exploited?
There is no known exploitation of CVE-2017-11364 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-q3mx-xpwh-hmpq.