CVE-2019-7250 Cross-site scripting in n/a

Medium 6.1 Published Updated

Stored XSS in the Cross Reference Add-on for Google Docs allows attackers to inject JavaScript via label and reference text, potentially compromising users who view the configuration panel.

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-2019-7250?

CVE-2019-7250 is a medium-severity cross-site scripting vulnerability in n/a, published on 31 Jan 2019. 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

An issue was discovered in the Cross Reference Add-on 36 for Google Docs. Stored XSS in the preview boxes in the configuration panel may allow a malicious user to use both label text and references text to inject arbitrary JavaScript code (via SCRIPT elements, event handlers, etc.). Since this code is stored by the plugin, the attacker may be able to target anyone who opens the configuration panel of the plugin.

Weakness: CWE-79

Which versions are affected by CVE-2019-7250?

It affects 1 product.

Products include Cross Reference Project Cross Reference.

How do I fix CVE-2019-7250?

No fix has been published for CVE-2019-7250 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-2019-7250 being exploited?

There is no known exploitation of CVE-2019-7250 in the wild and no public exploit code.

Sources

Also known as GHSA-h33g-gr24-mmjj.

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