WordSec
WordSec

TemplateSpare – 1000+ WordPress Starter Templates & Full Site Migration Tool | 1-Click Import/Export & No-Code Builder <= 4.2.0 - Authenticated (Admin+) Arbitrary File Upload

2026-06-25 00:00
Ananda Dhakal

Strategic Overview

Status
Patched in 4.2.1
Affected PluginTemplateSpare – 1000+ WordPress Starter Templates & Full Site Migration Tool | 1-Click Import/Export & No-Code Builder
Affected Version<= 4.2.0
CVSS7.2High
CVECVE-2026-57658
View all TemplateSpare – 1000+ WordPress Starter Templates & Full Site Migration Tool | 1-Click Import/Export & No-Code Builder vulnerabilities

Vulnerability Overview

The TemplateSpare – 1000+ WordPress Starter Templates & Full Site Migration Tool | 1-Click Import/Export & No-Code Builder plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in all versions up to, and including, 4.2.0. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Technical Analysis

REMEDIATION: Update to version 4.2.1, or a newer patched version --- IDENTIFIER: CWE-434 (Unrestricted Upload of File with Dangerous Type) The product allows the upload or transfer of dangerous file types that are automatically processed within its environment.

External References

https://www.cve.org/CVERecord?id=CVE-2026-57658https://www.wordfence.com/threat-intel/vulnerabilities/id/e0d9b77d-d7b6-48cd-9db9-ba62bd97c7b3

Vulnerability data © Defiant, Inc., provided under the Wordfence Intelligence T&C

TemplateSpare – 1000+ WordPress Starter Templates & Full Site Migration Tool | 1-Click Import/Export & No-Code Builder <= 4.2.0 - Authenticated (Admin+) Arbitrary File Upload (CVE-2026-57658)