This Activity Log WordPress plugin before 2.8.8 retrieves client IP addresses from potentially untrusted headers, allowing an attacker to manipulate its value. This may be used to hide the source of malicious traffic.

A vulnerability has been found in Activity Log Plugin and classified as critical. This vulnerability affects unknown code of the component HTTP Header Handler. The manipulation of the argument X-Forwarded-For leads to improper output neutralization for logs. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-213448.

CSV Injection vulnerability in Activity Log Team Activity Log <= 2.8.3 on WordPress.