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Vulnerability record · CVE-2021-4457 · published 25 June 2025

CVE-2021-4457: Digitalzoomstudio zoomsounds unrestricted file upload vulnerability

DDigitalzoomstudio · Zoomsounds

The ZoomSounds plugin before 6.05 contains a PHP file allowing unauthenticated users to upload an arbitrary file anywhere on the web server.

9.1 CVSS 3.1 Critical EPSS 0.44% · top 63.9% CWE-434 · Unrestricted file upload
9.1CVSS 3.1 base score
0.44%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

The ZoomSounds plugin before 6.05 contains a PHP file allowing unauthenticated users to upload an arbitrary file anywhere on the web server.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/07259a61-8ba9-4dd0-8d52-cc1df389c0ad ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2025-47568Digitalzoomstudio zoomsounds deserialization of untrusted data vulnerabilityDeserialization of Untrusted Data vulnerability in ZoomIt ZoomSounds dzs-zoomsounds allows Object Injection.This issue affects ZoomSounds: from n/a t…EPSS 0.51%9.8CVE-2024-13777Digitalzoomstudio zoomsounds deserialization of untrusted data vulnerabilityThe ZoomSounds - WordPress Wave Audio Player with Playlist plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and incl…EPSS 0.64%9.8CVE-2021-4449Digitalzoomstudio zoomsounds unrestricted file upload vulnerabilityThe ZoomSounds plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'savepng.php' file in versions…EPSS 5.4%9.8CVE-2015-9471Digitalzoomstudio zoomsounds unrestricted file upload vulnerabilityThe dzs-zoomsounds plugin through 2.0 for WordPress has admin/upload.php arbitrary file upload.EPSS 4.0%8.1CVE-2024-13776Digitalzoomstudio zoomsounds missing authorization vulnerabilityThe ZoomSounds - WordPress Wave Audio Player with Playlist plugin for WordPress is vulnerable to unauthorized modification of data that can lead to a…EPSS 0.35%7.5CVE-2025-3431Digitalzoomstudio zoomsounds vulnerabilityThe ZoomSounds - WordPress Wave Audio Player with Playlist plugin for WordPress is vulnerable to Arbitrary File Read in all versions up to, and inclu…EPSS 0.40%7.5CVE-2021-39316Zoomsounds WordPress plugin path traversal allows arbitrary file downloadThe Zoomsounds plugin for WordPress through version 6.45 exposes a `dzsap_download` action that passes the `link` parameter without proper validation…EPSS 66%analysed5.4CVE-2025-0839Digitalzoomstudio zoomsounds cross-site scripting vulnerabilityThe ZoomSounds plugin for WordPress is vulnerable to Stored Cross-Site Scripting via shortcodes in versions up to, and including, 6.91 due to insuffi…EPSS 0.22%

Source: NIST National Vulnerability Database (record CVE-2021-4457), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.