CVE-2021-3124 Cross-site scripting in n/a
A remote attacker can inject arbitrary code via a form field in the Custom Global Variables product, leading to stored cross-site scripting.
- 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-2021-3124?
CVE-2021-3124 is a medium-severity cross-site scripting vulnerability in n/a, published on 25 Feb 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
Stored cross-site scripting (XSS) in form field in robust.systems product Custom Global Variables v 1.0.5 allows a remote attacker to inject arbitrary code via the vars[0][name] field.
Weakness: CWE-79
Which versions are affected by CVE-2021-3124?
It affects 1 product.
Products include Newtarget Custom Global Variables.
How do I fix CVE-2021-3124?
No fix has been published for CVE-2021-3124 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-2021-3124 being exploited?
There is no known exploitation of CVE-2021-3124 in the wild and no public exploit code.
Sources
Also known as GHSA-xvgm-94gf-3957.