CVE-2021-36738 XSS vulnerability in the JSP version of the Apache Pluto Applicant MVCBean CDI portlet
Attackers can inject malicious scripts into the Apache Pluto Applicant MVCBean CDI portlet, potentially compromising user sessions.
- 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-2021-36738?
CVE-2021-36738 is a medium-severity cross-site scripting vulnerability in Apache Portals, published on 6 Jan 2022. 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
The input fields in the JSP version of the Apache Pluto Applicant MVCBean CDI portlet are vulnerable to Cross-Site Scripting (XSS) attacks. Users should migrate to version 3.1.1 of the applicant-mvcbean-cdi-jsp-portlet.war artifact
Weakness: CWE-79
Which versions are affected by CVE-2021-36738?
2 open source packages ship an affected version, including org.apache.portals.pluto:pluto-portal. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
org.apache.portals.pluto:pluto-portal Maven | All versions | 3.1.1 |
org.apache.portals.pluto:pluto-portal Maven | All versions | 3.1.1 |
Products include Apache Pluto.
How do I fix CVE-2021-36738?
Upgrade org.apache.portals.pluto:pluto-portal to 3.1.1 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-2021-36738 being exploited?
There is no known exploitation of CVE-2021-36738 in the wild and no public exploit code.
Other vulnerabilities in Apache Portals
Sources
Also known as GHSA-jg6j-jrxv-2hh9.