CVE-2018-20232 Cross-site scripting in Jira
Remote attackers can inject arbitrary HTML or JavaScript via the labels widget gadget in Atlassian Jira, potentially leading to session hijacking or malicious actions.
- 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-2018-20232?
CVE-2018-20232 is a medium-severity cross-site scripting vulnerability in Atlassian Jira, published on 13 Feb 2019. 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 labels widget gadget in Atlassian Jira before version 7.6.11 and from version 7.7.0 before version 7.13.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the rendering of retrieved content from a url location that could be manipulated by the up_projectid widget preference setting.
Weakness: CWE-79
Which versions are affected by CVE-2018-20232?
It affects 2 products.
Products include Atlassian Jira, Atlassian Jira Server.
How do I fix CVE-2018-20232?
No fix has been published for CVE-2018-20232 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-2018-20232 being exploited?
There is no known exploitation of CVE-2018-20232 in the wild and no public exploit code.
Other vulnerabilities in Atlassian Jira
Sources
Also known as GHSA-rvgw-wp23-6245.