Stored Cross-Site Scripting in Drag and Drop Multiple File Upload Plugin for WordPress
CVE-2026-8991

4.4MEDIUM

Key Information:

Vendor

WordPress
Status
Drag And Drop Multiple File Upload For Contact Form 7
Vendor
CVE Published:
6 June 2026

What is CVE-2026-8991?

The Drag and Drop Multiple File Upload for Contact Form 7 plugin is vulnerable to Stored Cross-Site Scripting due to inadequate input validation in the 'drag_n_drop_text' and 'drag_n_drop_browse_text' settings. This vulnerability affects all versions through 1.3.9.7 and allows authenticated users with administrative privileges to inject malicious scripts, which could execute when other users visit affected pages, potentially leading to unauthorized actions or data exposure.

Affected Version(s)

Drag and Drop Multiple File Upload for Contact Form 7 0 <= 1.3.9.7

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/drag-and-drop-...
https://plugins.trac.wordpress.org/browser/drag-and-drop-...

CVSS V3.1

Score:
4.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Bao Luu Gia Nguyen
.