CVE-2025-49071CWE-434

WordPress Flozen < 1.5.1 - Arbitrary File Upload Vulnerability

Critical ยท published June 17, 2025

CVSS v3.1
10.0
EPSS
1%
Percentile
43.6
In the wild
Unconfirmed
What it is

๐Ÿ”ฅ An unrestricted file upload issue in the NasaTheme Flozen theme could let attackers slip a web shell onto your server โ€” think of it like someone sneaking in a dangerous package marked as a harmless delivery! It's like allowing a delivery person to drop off any package without checking what's inside. A hidden bomb could be nestled among the innocuous birthday gifts! ๐ŸŽ If exploited, attackers could take full control of your web server, executing malicious commands, accessing sensitive data, and wreaking havoc. The consequences could be absolutely devastating โ€” a compromised server could lead to data leaks, defacement, or worse!

Put simply

It's like allowing a delivery person to drop off any package without checking what's inside. A hidden bomb could be nestled among the innocuous birthday gifts! ๐ŸŽ This vulnerability allows unauthorized uploads of potentially harmful files, such as web shells, on servers running Flozen versions below 1.5.1. This means attackers can execute arbitrary code on the server, leading to a complete takeover.

What to do

If exploited, attackers could take full control of your web server, executing malicious commands, accessing sensitive data, and wreaking havoc. The consequences could be absolutely devastating โ€” a compromised server could lead to data leaks, defacement, or worse! To secure your environment, immediately update the Flozen theme to version 1.5.1 or later. Additionally, implement strict file type validation to ensure that only safe file types are accepted for upload. You've got this! Follow the steps and lock down your server like a pro! ๐Ÿ›ก๏ธ

The record
Technical detail
CVSS v3.1
10.0 ยท CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00524 ยท 43.6th percentile
Weakness
CWE-434 ยท Unrestricted Upload of File with Dangerous Type
Published
2025-06-17T15:01Z
EPSS history
Timeline
  • 17 JUN 15:01Z
    WordPress Flozen < 1.5.1 - Arbitrary File Upload Vulnerability
    cvelistv5