CVE-2018-6378

Description

In Joomla! Core before 3.8.8, inadequate filtering of file and folder names leads to various XSS attack vectors in the media manager.

Category

6.1
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.16% Top 20%
Vendor Advisory joomla.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://developer.joomla.org/security-centre/737-20180509-core-xss-vulnerability-in-the-media-manager.html vendor advisory
http://www.securityfocus.com/bid/104268 vdb entry third party advisory
http://www.securitytracker.com/id/1040966 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-6378?
CVE-2018-6378 has been scored as a medium severity vulnerability.
How to fix CVE-2018-6378?
To fix CVE-2018-6378, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-6378 being actively exploited in the wild?
It is possible that CVE-2018-6378 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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