CVE-2020-21474 File upload in n/a

Critical 9.8 Published 20 Jun 2023 Updated 10 Dec 2024

Remote attackers can execute arbitrary code via a file upload vulnerability in NucleusCMS skinfiles plugin.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-21474?

CVE-2020-21474 is a critical vulnerability in n/a, published on 20 Jun 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

File Upload vulnerability in NucleusCMS v.3.71 allows a remote attacker to execute arbitrary code via the /nucleus/plugins/skinfiles/?dir=rsd parameter.

Weakness: CWE-434

Which versions are affected by CVE-2020-21474?

It affects 1 product.

Products include Nucleuscms Nucleuscms.

How do I fix CVE-2020-21474?

No fix has been published for CVE-2020-21474 yet. Limit exposure of the affected software until one is available.

Is CVE-2020-21474 being exploited?

There is no known exploitation of CVE-2020-21474 in the wild and no public exploit code.

Sources

Also known as GHSA-2jpx-j4q3-c28w.