CVE-2021-43686 Cross-site scripting in n/a
An attacker can execute arbitrary scripts in the victim's browser via the exit function in the API page of nZEDb.
- 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-2021-43686?
CVE-2021-43686 is a medium-severity cross-site scripting vulnerability in n/a, published on 2 Dec 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
nZEDb v0.4.20 is affected by a Cross Site Scripting (XSS) vulnerability in www/pages/api.php. The exit function will terminate the script and print the message which has the input $_GET['t'].
Weakness: CWE-79
Which versions are affected by CVE-2021-43686?
It affects 1 product.
Products include Nzedb Project Nzedb.
How do I fix CVE-2021-43686?
No fix has been published for CVE-2021-43686 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-2021-43686 being exploited?
There is no known exploitation of CVE-2021-43686 in the wild and no public exploit code.
Sources
Also known as GHSA-2vrf-6p2h-rj7x.