What’s Vulnerable › Vulnerabilities

CVE-2023-5133: User Activity Log Pro < 2.3.4 - IP Spoofing

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-10-16 · updated 2026-06-17

Description

This user-activity-log-pro WordPress plugin before 2.3.4 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

• User Activity Log: before 2.3.4 — fixed in 2.3.4

How to fix

Upgrade to a fixed version: User Activity Log 2.3.4. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/36c30e54-75e4-4df1-b01a-60c51c0e76a3
• https://wpscan.com/vulnerability/36c30e54-75e4-4df1-b01a-60c51c0e76a3

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