CVE-2017-18098 Cross-site scripting in Jira

Medium 6.1 Published Updated

Remote attackers can inject arbitrary HTML or JavaScript into Jira via the searchrequest-xml resource, 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-2017-18098?

CVE-2017-18098 is a medium-severity cross-site scripting vulnerability in Atlassian Jira, published on 6 Apr 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

The searchrequest-xml resource in Atlassian Jira before version 7.6.1 allows remote attackers to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through various fields.

Weakness: CWE-79

Which versions are affected by CVE-2017-18098?

It affects 1 product.

Products include Atlassian Jira.

How do I fix CVE-2017-18098?

No fix has been published for CVE-2017-18098 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-2017-18098 being exploited?

There is no known exploitation of CVE-2017-18098 in the wild and no public exploit code.

All Atlassian Jira vulnerabilities

Sources

Also known as GHSA-xm63-47g5-8r8h.

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