CVE-2022-34198 Cross-site Scripting in Jenkins Stash Branch Parameter Plugin

Medium 5.4 Published Updated

Stored XSS in Jenkins Stash Branch Parameter Plugin allows attackers with configure permissions to execute scripts in victim browsers.

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-2022-34198?

CVE-2022-34198 is a medium-severity cross-site scripting vulnerability in Jenkins Stash Branch Parameter Plugin, published on 22 Jun 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 Stash Branch Parameter Plugin 0.3.0 and earlier does not escape the name and description of Stash Branch parameters on views displaying parameters, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

Weakness: CWE-79

Which versions are affected by CVE-2022-34198?

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

PackageAffectedFixed in
org.jenkins-ci.plugins:StashBranchParameter MavenAll versions to 0.3.0None
org.jenkins-ci.plugins:StashBranchParameter MavenAll versions to 0.3.0None

Products include Jenkins Stash Branch Parameter.

How do I fix CVE-2022-34198?

No fix has been published for CVE-2022-34198 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-2022-34198 being exploited?

There is no known exploitation of CVE-2022-34198 in the wild and no public exploit code.

Sources

Also known as GHSA-88r9-hfj2-54hv.

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