XSS in Lws Optimize

CVE-2026-16032

The LWS Optimize WordPress plugin before 4.1.2 does not properly escape a value submitted through an unauthenticated analytics endpoint before storing it and rendering it in an administrative dashboard, allowing unauthenticated attackers to inject arbitrary web scripts that execute when an administrator views the affected dashboard page.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (7.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-16032: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Lws Optimize — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-16032?
CVE-2026-16032 is a medium-severity vulnerability in Lws Optimize, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-08-09.
How severe is CVE-2026-16032?
Medium severity. CVSS v3 base score is 6.1 out of 10.