Arbitrary file upload in Digitalzoomstudio Zoomsounds
CVE-2021-4449
The ZoomSounds plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'savepng.php' file in versions up to, and including, 5.96. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible. CVE-2021-4457 is a duplicate of this.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.054 (92.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.054 · newest: 0.054 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.wordfence.com/threat-intel/vulnerabilities/id/262e3bb3-bc83-4d0b-8056-9f94e… (Third Party Advisory)
- ithemes.com/blog/wordpress-vulnerability-report-june-2021-part-5/ (Third Party Advisory)
- wpscan.com/vulnerability/07259a61-8ba9-4dd0-8d52-cc1df389c0ad (Exploit, Third Party Advisory)
- sploitus.com/exploit (Exploit)
- github.com/0xAgun/Arbitrary-File-Upload-ZoomSounds (Third Party Advisory)
- codecanyon.net/item/zoomsounds-wordpress-wave-audio-player-with-playlist/6181433 (Product)
Frequently asked questions
- What is CVE-2021-4449?
- CVE-2021-4449 is a critical-severity vulnerability in Digitalzoomstudio Zoomsounds, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2024-10-16.
- How severe is CVE-2021-4449?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-4449 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.