Arbitrary file upload in WordPress Download Manager - CVE-2021-34639
Published: August 23, 2021
Vulnerability identifier: #VU56032
CSH Severity: Medium
CVSS v4: 7.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-34639
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to insufficient validation of file during file upload. A remote authenticated attacker can upload a malicious file and execute it on the server.
Affected software
WordPress Download Manager
How to mitigate CVE-2021-34639
Install updates from vendor's website.
WordPress Download Manager - update to 3.1.25