CVE-2025-49071 CRITICAL

CVE-2025-49071: WordPress Flozen < 1.5.1 - Arbitrary File Upload Vulnerability

Vendor Nasatheme
Product Flozen
Weakness CWE-434 · Unrestricted file upload
Published June 17, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

10.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Unrestricted Upload of File with Dangerous Type vulnerability in NasaTheme Flozen flozen-theme allows Upload a Web Shell to a Web Server.This issue affects Flozen: from n/a through < 1.5.1.

Explanation of Vulnerability in Simple Terms

02Summary

Flozen versions up to 1.5.1 allow unauthenticated attackers to upload files without restriction. An attacker can upload malicious files directly to the site over the network, potentially gaining control of the entire system. No user interaction or special privileges are required. This vulnerability affects the confidentiality, integrity, and availability of the site.

What an attacker can do

03Attacker Capabilities

Upload malicious files to the site and run their own code on the server.

Potential impact on your site

04Site Impact

Complete compromise of the site and server; attacker can read, modify, or delete all data.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

June 17, 2025 CVE published
April 28, 2026 Record updated