CVE-2017-1000140 Cross-site scripting in n/a
Attackers can execute arbitrary code via malicious XML files when users attempt to download them from the Mahara ePortfolio platform.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-1000140?
CVE-2017-1000140 is a medium-severity cross-site scripting vulnerability in Mahara Mahara, published on 3 Nov 2017. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Mahara 1.8 before 1.8.7 and 1.9 before 1.9.5 and 1.10 before 1.10.3 and 15.04 before 15.04.0 are vulnerable to a maliciously created .xml file that can have its code executed when user tries to download the file.
Weakness: CWE-79
Which versions are affected by CVE-2017-1000140?
It affects 1 product.
Products include Mahara Mahara.
How do I fix CVE-2017-1000140?
No fix has been published for CVE-2017-1000140 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-2017-1000140 being exploited?
There is no known exploitation of CVE-2017-1000140 in the wild and no public exploit code.
Other vulnerabilities in Mahara Mahara
Sources
Also known as GHSA-hwf6-9rfm-4h4j.