CVE-2020-21504 Cross-site scripting in n/a

Medium 6.1 Published 5 Oct 2021 Updated 4 Aug 2024

Cross-site scripting vulnerability in waimai Super Cms admin login page allows attackers to inject malicious scripts.

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-2020-21504?

CVE-2020-21504 is a medium-severity cross-site scripting vulnerability in n/a, published on 5 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

waimai Super Cms 20150505 contains a cross-site scripting (XSS) vulnerability in the component /admin.php?&m=Public&a=login.

Weakness: CWE-79

Which versions are affected by CVE-2020-21504?

It affects 1 product.

Products include Waimai Super Cms Project Waimai Super Cms.

How do I fix CVE-2020-21504?

No fix has been published for CVE-2020-21504 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-2020-21504 being exploited?

There is no known exploitation of CVE-2020-21504 in the wild and no public exploit code.

Sources

Also known as GHSA-h4xm-jqm7-4pj3.