CVE-2021-41918 Cross-site scripting in n/a
Authenticated users can inject arbitrary scripts via reflected XSS in webTareas, potentially compromising other users and administrators.
- 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-2021-41918?
CVE-2021-41918 is a medium-severity cross-site scripting vulnerability in n/a, published on 8 Oct 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
webTareas version 2.4 and earlier allows an authenticated user to inject arbitrary web script or HTML due to incorrect sanitization of user-supplied data and achieve a Reflected Cross-Site Scripting attack against the platform users and administrators. The issue affects every endpoint on the application because it is related on how each URL is echoed back on every response page.
Weakness: CWE-79
Which versions are affected by CVE-2021-41918?
It affects 1 product.
Products include Webtareas Project Webtareas.
How do I fix CVE-2021-41918?
No fix has been published for CVE-2021-41918 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-2021-41918 being exploited?
There is no known exploitation of CVE-2021-41918 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-p8qp-hj8r-xc3j.