CVE-2018-19917 Microweber XSS Vulnerability

Medium 6.1 Published Updated

Attackers can inject malicious scripts into Microweber CMS pages, potentially stealing user sessions or defacing content.

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-2018-19917?

CVE-2018-19917 is a medium-severity cross-site scripting vulnerability in Microweber Microweber, published on 17 Mar 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

Microweber 1.0.8 has reflected cross-site scripting (XSS) vulnerabilities.

Weakness: CWE-79

Which versions are affected by CVE-2018-19917?

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

PackageAffectedFixed in
microweber/microweber PackagistAll versions to 1.0.8None
microweber/microweber PackagistAll versions to 1.0.8None

Products include Microweber Microweber.

How do I fix CVE-2018-19917?

No fix has been published for CVE-2018-19917 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-2018-19917 being exploited?

There is no known exploitation of CVE-2018-19917 in the wild and no public exploit code.

All Microweber Microweber vulnerabilities

Sources

Also known as GHSA-582j-m369-hj2f.

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