CVE-2019-11584 Cross-site scripting in Jira

Medium 6.1 Published Updated

Remote attackers can inject arbitrary HTML or JavaScript via the priority icon URL in Jira, potentially leading to session hijacking or malicious actions.

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-2019-11584?

CVE-2019-11584 is a medium-severity cross-site scripting vulnerability in Atlassian Jira, published on 23 Aug 2019. 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

The MigratePriorityScheme resource in Jira before version 8.3.2 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability in the priority icon url of an issue priority.

Weakness: CWE-79

Which versions are affected by CVE-2019-11584?

It affects 1 product.

Products include Atlassian Jira.

How do I fix CVE-2019-11584?

No fix has been published for CVE-2019-11584 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-2019-11584 being exploited?

There is no known exploitation of CVE-2019-11584 in the wild and no public exploit code.

All Atlassian Jira vulnerabilities

Sources

Also known as GHSA-8r3m-p3xg-5qjq.

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