CVE-2020-22330 Subrion Cross-Site Scripting (XSS) vulnerability
Attackers can inject malicious scripts via page titles in Subrion CMS, potentially leading to session hijacking or code execution.
- 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
- Available
What is CVE-2020-22330?
CVE-2020-22330 is a medium-severity cross-site scripting vulnerability in n/a, published on 6 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
Cross-Site Scripting (XSS) vulnerability in Subrion 4.2.1 via the title when adding a page.
Weakness: CWE-79
Which versions are affected by CVE-2020-22330?
2 open source packages ship an affected version, including intelliants/subrion. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
intelliants/subrion Packagist | From 4.2.1 | 4.2.2 |
intelliants/subrion Packagist | From 4.2.1 | 4.2.2 |
Products include Intelliants Subrion.
How do I fix CVE-2020-22330?
Upgrade intelliants/subrion to 4.2.2 or later.
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-2020-22330 being exploited?
There is no known exploitation of CVE-2020-22330 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-jj94-j4r3-5gr4.