Permissions, Privileges, and Access Controls in WP User Avatar - CVE-2021-34621
Published: August 24, 2021 / Updated: August 14, 2023
Vulnerability identifier: #VU56051
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber
CVE-ID: CVE-2021-34621
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vendor: flippercode
Affected software:
WP User Avatar
WP User Avatar
Detailed vulnerability description
The vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to application does not properly impose security restrictions during user registration, which leads to security restrictions bypass and privilege escalation.
How to mitigate CVE-2021-34621
Install updates from vendor's website.