What’s Vulnerable › Vulnerabilities

CVE-2023-5167: User Activity Log Pro < 2.3.4 - Unauthenticated Stored Cross-Site Scripting via User Agent

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-10-16 · updated 2026-06-17

Description

The User Activity Log Pro WordPress plugin before 2.3.4 does not properly escape recorded User-Agents in the user activity logs dashboard, which may allow visitors to conduct Stored Cross-Site Scripting attacks.

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/78ea6fe0-5fac-4923-949c-023c85fe2437
• https://wpscan.com/vulnerability/78ea6fe0-5fac-4923-949c-023c85fe2437

Get alerted when CVE-2023-5167 or the next vulnerability affects your stack