CVE-2026-66447

CRITICAL 9.3

WordPress WordPress File Upload plugin <= 5.1.7 - SQL Injection vulnerability

CVSS Score

9.3

EPSS Score

0.0%

EPSS Percentile

0th

Unauthenticated SQL Injection in WordPress File Upload <= 5.1.7 versions.

CWE	CWE-89
Vendor	nickboss
Product	wordpress file upload
Published	Aug 6, 2026
Last Updated	Aug 6, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

None

Availability

Low

Affected Versions

nickboss / WordPress File Upload

n/a ≤ 5.1.7

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/wp-file-upload/vulnerability/wordpress-wordpress-file-upload-plugin-5-1-7-sql-injection-vulnerability?_s_id=cve

Credits

daroo | Patchstack Bug Bounty Program