CVE-2020-20389 Cross-site scripting in n/a
An attacker can inject malicious scripts into the admin edit page of GetSimple CMS, potentially leading to session hijacking or code execution.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-20389?
CVE-2020-20389 is a medium-severity cross-site scripting vulnerability in n/a, published on 23 Jun 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Cross Site Scripting (XSS) vulnerability in GetSimpleCMS 3.4.0a in admin/edit.php.
Weakness: CWE-79
Which versions are affected by CVE-2020-20389?
It affects 1 product.
Products include Get-Simple Getsimplecms.
How do I fix CVE-2020-20389?
No fix has been published for CVE-2020-20389 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-2020-20389 being exploited?
There is no known exploitation of CVE-2020-20389 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-mr8h-c247-6wp3.