CVE-2023-30520 Jenkins Quay.io trigger Plugin Cross-site Scripting vulnerability

Medium 5.4 Published Updated

Attackers can inject malicious scripts via Quay.io webhook payloads, leading to stored XSS in Jenkins.

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-2023-30520?

CVE-2023-30520 is a medium-severity cross-site scripting vulnerability in Jenkins Quay.io trigger Plugin, published on 12 Apr 2023. 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 Quay.io trigger Plugin 0.1 and earlier does not limit URL schemes for repository homepage URLs submitted via Quay.io trigger webhooks, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to submit crafted Quay.io trigger webhook payloads.

Weakness: CWE-79

Which versions are affected by CVE-2023-30520?

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

PackageAffectedFixed in
org.jenkins-ci.plugins:quayio-trigger MavenAll versions to 0.1None
org.jenkins-ci.plugins:quayio-trigger MavenAll versions to 0.1None

Products include Jenkins Quay.io Trigger.

How do I fix CVE-2023-30520?

No fix has been published for CVE-2023-30520 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-2023-30520 being exploited?

There is no known exploitation of CVE-2023-30520 in the wild and no public exploit code.

Sources

Also known as GHSA-2jgw-28qh-6mg8.

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