CVE-2021-46026 Cross-site scripting in n/a

Medium 5.4 Published 19 Jan 2022 Updated 4 Aug 2024

An attacker can inject malicious scripts via the blog tag function in the background management interface, potentially compromising user sessions or executing code.

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-2021-46026?

CVE-2021-46026 is a medium-severity cross-site scripting vulnerability in n/a, published on 19 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

mysiteforme, as of 19-12-2022, is vulnerable to Cross Site Scripting (XSS) via the add blog tag function in the blog tag in the background blog management.

Weakness: CWE-79

Which versions are affected by CVE-2021-46026?

It affects 1 product.

Products include Wangl1989 Mysiteforme.

How do I fix CVE-2021-46026?

No fix has been published for CVE-2021-46026 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-2021-46026 being exploited?

There is no known exploitation of CVE-2021-46026 in the wild and no public exploit code.

Sources

Also known as GHSA-wcp3-6gpr-378g.