CVE-2018-13395 Cross-site scripting in Jira

Medium 6.1 Published Updated

Remote attackers can inject arbitrary HTML or JavaScript via the epic colour field in Atlassian Jira, potentially leading to session hijacking or malicious script execution.

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-2018-13395?

CVE-2018-13395 is a medium-severity cross-site scripting vulnerability in Atlassian Jira, published on 28 Aug 2018. 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

Various resources in Atlassian Jira before version 7.6.8, from version 7.7.0 before version 7.7.5, from version 7.8.0 before version 7.8.5, from version 7.9.0 before version 7.9.3, from version 7.10.0 before version 7.10.3 and before version 7.11.1 allow remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the epic colour field of an issue while an issue is being moved.

Weakness: CWE-79

Which versions are affected by CVE-2018-13395?

It affects 2 products.

Products include Atlassian Jira, Atlassian Jira Server.

How do I fix CVE-2018-13395?

No fix has been published for CVE-2018-13395 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-2018-13395 being exploited?

There is no known exploitation of CVE-2018-13395 in the wild and no public exploit code.

All Atlassian Jira vulnerabilities

Sources

Also known as GHSA-m2gf-qjxm-22qm.

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