CVE-2021-3536

Name: CVE-2021-3536
Creator: NVD / NIST
Published: 2021-05-20T13:15:07.84+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2021-3536 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. A flaw was found in Wildfly in versions before 23.0.2.Final while creating a new role in domain mode via the admin console, it is possible to add a payload in the name field, leading to XSS. This affects Confidentiality and Integrity.. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

A flaw was found in Wildfly in versions before 23.0.2.Final while creating a new role in domain mode via the admin console, it is possible to add a payload in the name field, leading to XSS. This affects Confidentiality and Integrity.

Metrics

CVSS 3.1

4.8/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.53%

40.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Redhat	Build Of Quarkus	All versions
Redhat	Data Grid	8.0
Redhat	Descision Manager	7.0
Redhat	Integration Camel K	All versions
Redhat	Integration Camel Quarkus	All versions
Redhat	Integration Service Registry	All versions
Redhat	Jboss A-Mq	7
Redhat	Jboss Enterprise Application Platform	7.0
Redhat	Wildfly	< 23.0.2

References

https://bugzilla.redhat.com/show_bug.cgi?id=1948001Issue Tracking, Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1948001Issue Tracking, Vendor Advisory

Timeline

Published: May 20, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3536?

How severe is CVE-2021-3536?

CVE-2021-3536 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3536?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-3536?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST