Hummingbird <= 3.18.0 - Unauthenticated Sensitive Information Exposure via Log File

Insertion of Sensitive Information into Log File
CVE CVE-2025-14437
CVSS High (7.5)
Publicly Published December 17, 2025
Last Updated December 18, 2025
Researcher ISMAILSHADOW
Description

The Hummingbird Performance plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.18.0 via the 'request' function. This makes it possible for unauthenticated attackers to extract sensitive data including Cloudflare API credentials.

References

1 affected software package

Software Type Plugin
Software Slug hummingbird-performance (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 3.18.0
Patched Version
  • 3.18.1
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