XSS in Melapress Wp Activity Log

CVE-2026-120075

The WP Activity Log plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 5.6.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

Published .

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (13.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 13.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-120075?
CVE-2026-120075 is a high-severity vulnerability in Melapress Wp Activity Log, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-10-31.
How severe is CVE-2026-120075?
High severity. CVSS v3 base score is 7.2 out of 10.