GHSA-468j-6jrc-2rjx silverstripe/framework vulnerable to Cross-site Scripting In `OptionsetField` and `CheckboxSetField`

Not scored Published

An attacker can inject malicious scripts via unescaped HTML in form field options, potentially compromising user sessions in SilverStripe applications.

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
Available

What is GHSA-468j-6jrc-2rjx?

GHSA-468j-6jrc-2rjx is a cross-site scripting vulnerability in silverstripe/framework, published on 27 May 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

List of key / value pairs assigned to OptionsetField or CheckboxSetField do not have a default casting assigned to them. The effect of this is a potential XSS vulnerability in lists where either key or value contain unescaped HTML.

Which versions are affected by GHSA-468j-6jrc-2rjx?

8 open source packages ship an affected version, including silverstripe/framework.

PackageAffectedFixed in
silverstripe/framework PackagistFrom 3.1.19-rc13.1.20
silverstripe/framework PackagistFrom 3.1.19-rc13.1.20
silverstripe/framework PackagistFrom 3.2.4-rc13.2.5
silverstripe/framework PackagistFrom 3.2.4-rc13.2.5
silverstripe/framework PackagistFrom 3.3.2-rc13.3.3
silverstripe/framework PackagistFrom 3.3.2-rc13.3.3
2 more packages
silverstripe/framework PackagistFrom 3.4.0-rc13.4.1
silverstripe/framework PackagistFrom 3.4.0-rc13.4.1

How do I fix GHSA-468j-6jrc-2rjx?

Upgrade silverstripe/framework to a fixed version for your release line: 3.1.20, 3.2.5, 3.3.3 or 3.4.1.

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 GHSA-468j-6jrc-2rjx being exploited?

There is no known exploitation of GHSA-468j-6jrc-2rjx in the wild and no public exploit code.

Sources

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