CVE-2021-3503

Name: CVE-2021-3503
Creator: NVD / NIST
Published: 2022-04-18T17:15:15.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.02%

Last modified Jun 17, 2026

CVE-2021-3503 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. A flaw was found in Wildfly where insufficient RBAC restrictions may lead to expose metrics data. The highest threat from this vulnerability is to the confidentiality.. EPSS estimates a 1.02% chance of exploitation in the next 30 days.

Description

A flaw was found in Wildfly where insufficient RBAC restrictions may lead to expose metrics data. The highest threat from this vulnerability is to the confidentiality.

Metrics

CVSS 3.1

4.3/10

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

EPSS Probability

1.02%

58.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Redhat	Wildfly	< 23.0.1

References

https://access.redhat.com/security/cve/CVE-2021-3503Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1942693Issue Tracking, Vendor Advisory
https://github.com/advisories/GHSA-c4r5-xvgw-2942Third Party Advisory
https://github.com/wildfly/wildfly/pull/14136Patch, Third Party Advisory
https://issues.redhat.com/browse/WFLY-11933Vendor Advisory
https://access.redhat.com/security/cve/CVE-2021-3503Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1942693Issue Tracking, Vendor Advisory
https://github.com/advisories/GHSA-c4r5-xvgw-2942Third Party Advisory
https://github.com/wildfly/wildfly/pull/14136Patch, Third Party Advisory
https://issues.redhat.com/browse/WFLY-11933Vendor Advisory

Timeline

Published: Apr 18, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3503?

A flaw was found in Wildfly where insufficient RBAC restrictions may lead to expose metrics data. The highest threat from this vulnerability is to the confidentiality.

How severe is CVE-2021-3503?

CVE-2021-3503 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3503?

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-2021-3503?

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

Scan your code now

Source: NVD / NIST