CVE-2022-45387 Jenkins BART Plugin vulnerable to cross-site scripting (XSS)

Medium 5.4 Published Updated

Attackers can inject malicious scripts into build logs that execute in the Jenkins UI, potentially compromising user accounts.

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-2022-45387?

CVE-2022-45387 is a medium-severity cross-site scripting vulnerability in Jenkins BART Plugin, published on 15 Nov 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Jenkins BART Plugin 1.0.3 and earlier does not escape the parsed content of build logs before rendering it on the Jenkins UI, resulting in a stored cross-site scripting (XSS) vulnerability.

Weakness: CWE-79

Which versions are affected by CVE-2022-45387?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:bart. It affects 1 product.

PackageAffectedFixed in
org.jenkins-ci.plugins:bart MavenAll versions to 1.0.3None
org.jenkins-ci.plugins:bart MavenAll versions to 1.0.3None

Products include Jenkins Bart.

How do I fix CVE-2022-45387?

No fix has been published for CVE-2022-45387 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-2022-45387 being exploited?

There is no known exploitation of CVE-2022-45387 in the wild and no public exploit code.

Sources

Also known as GHSA-j923-26c2-qq9p.

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