CVE-2018-17361 Cross-site scripting in n/a

Medium 6.1 Published 23 Sep 2018 Updated 5 Aug 2024

Remote attackers can inject arbitrary web script or HTML into WeaselCMS via the PATH_INFO parameter, potentially compromising user sessions.

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-2018-17361?

CVE-2018-17361 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Sep 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

Multiple XSS vulnerabilities in WeaselCMS v0.3.6 allow remote attackers to inject arbitrary web script or HTML via the PATH_INFO to index.php because $_SERVER['PHP_SELF'] is mishandled.

Weakness: CWE-79

Which versions are affected by CVE-2018-17361?

It affects 1 product.

Products include Weaselcms Project Weaselcms.

How do I fix CVE-2018-17361?

No fix has been published for CVE-2018-17361 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-2018-17361 being exploited?

There is no known exploitation of CVE-2018-17361 in the wild and no public exploit code.

Sources

Also known as GHSA-mrcf-8r9j-jvmm.