CVE-2018-16204 Cross-site scripting in Google XML Sitemaps

Medium 4.8 Published Updated

Authenticated attackers can inject arbitrary web script or HTML into Google XML Sitemaps, potentially compromising user sessions or site integrity.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-16204?

CVE-2018-16204 is a medium-severity cross-site scripting vulnerability in Arne Brachhold Google XML Sitemaps, published on 9 Jan 2019. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

Cross-site scripting vulnerability in Google XML Sitemaps Version 4.0.9 and earlier allows remote authenticated attackers to inject arbitrary web script or HTML via unspecified vectors.

Weakness: CWE-79

Which versions are affected by CVE-2018-16204?

It affects 1 product.

Products include Google Xml Sitemaps Project Google Xml Sitemaps.

How do I fix CVE-2018-16204?

No fix has been published for CVE-2018-16204 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-2018-16204 being exploited?

There is no known exploitation of CVE-2018-16204 in the wild and no public exploit code.

Sources

Also known as GHSA-v8gc-wjp3-r6vr.

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