CVE-2021-40971 Cross-site scripting in n/a

Medium 6.1 Published 1 Oct 2021 Updated 4 Aug 2024

Remote attackers can inject arbitrary web script or HTML via the newpassword1 parameter in the Spotweb installer.

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-2021-40971?

CVE-2021-40971 is a medium-severity cross-site scripting vulnerability in n/a, published on 1 Oct 2021. 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

Cross-site scripting (XSS) vulnerability in templates/installer/step-004.inc.php in spotweb 1.5.1 and below allow remote attackers to inject arbitrary web script or HTML via the newpassword1 parameter.

Weakness: CWE-79

Which versions are affected by CVE-2021-40971?

It affects 1 product.

Products include Spotweb Project Spotweb.

How do I fix CVE-2021-40971?

No fix has been published for CVE-2021-40971 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-2021-40971 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-40971 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-59mr-qw3f-4p43.