CVE-2021-38709 Cross-site scripting in n/a
An attacker can inject JavaScript via the staff messaging system in Composr CMS, potentially leading to session hijacking or malicious actions.
- 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-2021-38709?
CVE-2021-38709 is a medium-severity cross-site scripting vulnerability in n/a, published on 16 Aug 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
In ocProducts Composr CMS before 10.0.38, an attacker can inject JavaScript via the staff_messaging messaging system for XSS.
Weakness: CWE-79
Which versions are affected by CVE-2021-38709?
It affects 1 product.
Products include Compo Composr Cms.
How do I fix CVE-2021-38709?
No fix has been published for CVE-2021-38709 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-2021-38709 being exploited?
There is no known exploitation of CVE-2021-38709 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-4v6c-4429-5c64.