CVE-2020-15517 ke_search for Typo3 XSS Vulnerability

Medium 5.4 Published Updated

Cross-site scripting vulnerability in the ke_search extension for TYPO3 allows attackers to inject malicious scripts.

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 CVE-2020-15517?

CVE-2020-15517 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Jul 2020. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

The ke_search (aka Faceted Search) extension through 2.8.2, and 3.x through 3.1.3, for TYPO3 allows XSS.

Weakness: CWE-79

Which versions are affected by CVE-2020-15517?

4 open source packages ship an affected version, including tpwd/ke_search. It affects 1 product.

PackageAffectedFixed in
tpwd/ke_search PackagistAll versions2.8.3
tpwd/ke_search PackagistAll versions2.8.3
tpwd/ke_search PackagistFrom 3.0.03.1.4
tpwd/ke_search PackagistFrom 3.0.03.1.4

Products include Faceted Search Project Faceted Search.

How do I fix CVE-2020-15517?

Upgrade tpwd/ke_search to a fixed version for your release line: 2.8.3 or 3.1.4.

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-2020-15517 being exploited?

There is no known exploitation of CVE-2020-15517 in the wild and no public exploit code.

Sources

Also known as GHSA-gg48-mpp8-cgqc.

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