CVE-2015-8684 Cross-site scripting in n/a
Remote attackers can execute cross-site scripting attacks by uploading malicious HTML files via the elFinder functionality in Exponent CMS.
- 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
- None listed
What is CVE-2015-8684?
CVE-2015-8684 is a medium-severity cross-site scripting vulnerability in Exponentcms Exponent Cms, published on 18 Jan 2017. 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
Exponent CMS before 2.3.7 does not properly restrict the types of files that can be uploaded, which allows remote attackers to conduct cross-site scripting (XSS) attacks and possibly have other unspecified impact as demonstrated by uploading a file with an .html extension, then accessing it via the elFinder functionality.
Weakness: CWE-79
Which versions are affected by CVE-2015-8684?
It affects 1 product.
Products include Exponentcms Exponent Cms.
How do I fix CVE-2015-8684?
No fix has been published for CVE-2015-8684 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2015-8684 being exploited?
There is no known exploitation of CVE-2015-8684 in the wild and no public exploit code.
Other vulnerabilities in Exponentcms Exponent Cms
Sources
Also known as GHSA-2hc2-j336-j495.