CVE-2021-4457 ZoomSounds < 6.05 - Unauthenticated Arbitrary File Upload
Unauthenticated attackers can upload arbitrary files to the web server, potentially leading to remote code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-4457?
CVE-2021-4457 is a critical vulnerability in Unknown ZoomSounds, published on 25 Jun 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The ZoomSounds plugin before 6.05 contains a PHP file allowing unauthenticated users to upload an arbitrary file anywhere on the web server.
Weakness: CWE-434
Which versions are affected by CVE-2021-4457?
It affects 1 product.
Products include Digitalzoomstudio Zoomsounds.
How do I fix CVE-2021-4457?
No fix has been published for CVE-2021-4457 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-4457 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-4457 exists.
Other vulnerabilities in Unknown ZoomSounds
- CVE-2025-47568 WordPress ZoomSounds plugin <= 6.91 - PHP Object Injection vulnerability
- CVE-2021-4449 ZoomSounds <= 5.96 - Unauthenticated Arbitrary File Upload
- CVE-2015-9471 File upload in n/a
- CVE-2024-13776 Missing authorization in ZoomSounds - WordPress Wave Audio Player with Playlist
- CVE-2024-13777 ZoomSounds - WordPress Wave Audio Player with Playlist <= 6.91 - Unauthenticated PHP Object Injection
Sources
Also known as GHSA-5pwc-pv63-mq2v.