CVE-2018-18260 Camaleon CMS vulnerable to Stored Cross-site Scripting

Medium 6.1 Published Updated

Stored XSS in Camaleon CMS allows attackers to execute scripts via profile image uploads, though the vendor disputes reproducibility.

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-2018-18260?

CVE-2018-18260 is a medium-severity cross-site scripting vulnerability in n/a, published on 15 Oct 2018. 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

In the 2.4 version of Camaleon CMS, Stored XSS has been discovered. The profile image in the User settings section can be run in the update / upload area via /admin/media/upload?actions=false. NOTE: the vendor reports that they are "unable to reproduce the reported issue on any version."

Weakness: CWE-79

Which versions are affected by CVE-2018-18260?

2 open source packages ship an affected version, including camaleon_cms. It affects 1 product.

PackageAffectedFixed in
camaleon_cms RubyGemsAll versionsNone
camaleon_cms RubyGemsAll versionsNone

Products include Tuzitio Camaleon Cms.

How do I fix CVE-2018-18260?

No fix has been published for CVE-2018-18260 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-2018-18260 being exploited?

There is no known exploitation of CVE-2018-18260 in the wild and no public exploit code.

Sources

Also known as GHSA-7f84-9cqf-g4j9.

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