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High · 7.5 Public exploit CVE-2023-4279 EUVD-2023-54150GHSA-2wgw-w89g-m892

User Activity Log < 1.6.7 - IP Spoofing

Published Sep 4, 2023 · Updated Apr 23, 2025 · Assigned by WPScan

Description

This User Activity Log WordPress plugin before 1.6.7 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.

Affected products

VendorProductAffectedFixed
— User Activity Log < 1.6.7 1.6.7

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

References