Vulnerability in Joomla Joomla\!

CVE-2017-11364

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.

Vulnerability class: Improper Certificate Validation

EPSS: 0.003 (57.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-11364?
CVE-2017-11364 is a high-severity vulnerability in Joomla Joomla\!, classified under Improper Certificate Validation. CVSS score: 8.8/10. Published 2017-08-02.
How severe is CVE-2017-11364?
High severity. CVSS v3 base score is 8.8 out of 10.