CVE-2019-8444 Cross-site scripting in Jira
Remote attackers can inject arbitrary HTML or JavaScript via image attributes in Jira, 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-2019-8444?
CVE-2019-8444 is a medium-severity cross-site scripting vulnerability in Atlassian Jira Server, published on 23 Aug 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 wikirenderer component in Jira before version 7.13.6, and from version 8.0.0 before version 8.3.2 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in image attribute specification.
Weakness: CWE-79
Which versions are affected by CVE-2019-8444?
It affects 1 product.
Products include Atlassian Jira Server.
How do I fix CVE-2019-8444?
No fix has been published for CVE-2019-8444 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-2019-8444 being exploited?
There is no known exploitation of CVE-2019-8444 in the wild and no public exploit code.
Other vulnerabilities in Atlassian Jira Server
Sources
Also known as GHSA-xr4g-wmqx-7w9w.