CVE-2021-33966 Cross-site scripting in n/a

Medium 5.4 Published 21 Jan 2022 Updated 4 Aug 2024

Authenticated attackers can execute arbitrary code via XSS in Spotweb by sending crafted GET requests to the login page.

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: None listed

What is CVE-2021-33966?

CVE-2021-33966 is a medium-severity cross-site scripting vulnerability in n/a, published on 21 Jan 2022. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Cross site scripting (XSS) vulnerability in spotweb 1.4.9, allows authenticated attackers to execute arbitrary code via crafted GET request to the login page.

Weakness: CWE-79

Which versions are affected by CVE-2021-33966?

It affects 1 product.

Products include Spotweb Project Spotweb.

How do I fix CVE-2021-33966?

No fix has been published for CVE-2021-33966 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-2021-33966 being exploited?

There is no known exploitation of CVE-2021-33966 in the wild and no public exploit code.

Sources

Also known as GHSA-m5pf-fxhf-9c22, UBUNTU-CVE-2021-33966.