CVE-2021-20742 Cross-site scripting in EC-CUBE Business form output plugin (for EC-CUBE 3.0 series)
A remote attacker can inject arbitrary scripts into the EC-CUBE Business form output plugin, potentially compromising user sessions or data.
- 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-2021-20742?
CVE-2021-20742 is a medium-severity cross-site scripting vulnerability in EC-CUBE Business form output plugin (for EC-CUBE 3.0 series), published on 22 Jun 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
Cross-site scripting vulnerability in EC-CUBE Business form output plugin (for EC-CUBE 3.0 series) versions prior to version 1.0.1 allows a remote attacker to inject an arbitrary script via unspecified vector.
Weakness: CWE-79
Which versions are affected by CVE-2021-20742?
It affects 1 product.
Products include Ec-Cube Business Form Output.
How do I fix CVE-2021-20742?
No fix has been published for CVE-2021-20742 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-2021-20742 being exploited?
There is no known exploitation of CVE-2021-20742 in the wild and no public exploit code.
Other vulnerabilities in EC-CUBE Business form output plugin (for EC-CUBE 3.0 series)
Sources
Also known as GHSA-2h68-mcf3-8qvh.