CVE-2024-40101 Microweber Reflected Cross-site scripting (XSS) vulnerability

High 7.2 Published Updated

Unauthenticated attackers can inject arbitrary scripts via the search keywords parameter in Microweber, potentially compromising user sessions.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2024-40101?

CVE-2024-40101 is a high-severity cross-site scripting vulnerability in Microweber Microweber, published on 6 Aug 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A Reflected Cross-site scripting (XSS) vulnerability exists in '/search' in microweber 2.0.15 and earlier allowing unauthenticated remote attackers to inject arbitrary web script or HTML via the 'keywords' parameter.

Weakness: CWE-79

Which versions are affected by CVE-2024-40101?

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

PackageAffectedFixed in
microweber/microweber PackagistAll versions2.0.16
microweber/microweber PackagistAll versions2.0.16

Products include Microweber Microweber.

How do I fix CVE-2024-40101?

Upgrade microweber/microweber to 2.0.16 or later.

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-2024-40101 being exploited?

There is no known exploitation of CVE-2024-40101 in the wild and no public exploit code.

All Microweber Microweber vulnerabilities

Sources

Also known as GHSA-m99v-mmg2-66vf.

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