CVE-2017-9509 Cross-site scripting in Atlassian Crucible
Remote attackers can inject arbitrary HTML or JavaScript via the charset of uploaded files in Atlassian Crucible, potentially leading to session hijacking or malicious script execution.
- 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-2017-9509?
CVE-2017-9509 is a medium-severity cross-site scripting vulnerability in Atlassian Crucible, published on 24 Aug 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
The review file upload resource in Atlassian Crucible before version 4.4.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through the charset of a previously uploaded file.
Weakness: CWE-79
Which versions are affected by CVE-2017-9509?
It affects 2 products.
Products include Atlassian Crucible, Atlassian Fisheye.
How do I fix CVE-2017-9509?
No fix has been published for CVE-2017-9509 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-2017-9509 being exploited?
There is no known exploitation of CVE-2017-9509 in the wild and no public exploit code.
Other vulnerabilities in Atlassian Crucible
Sources
Also known as GHSA-j2p5-3h42-x537.