What is CVE-2025-66066?

CVE-2025-66066 is a medium-severity vulnerability in Envothemes Envo Extra, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-11-21.

How severe is CVE-2025-66066?

Medium severity. CVSS v3 base score is 6.5 out of 10.

XSS in Envothemes Envo Extra

CVE-2025-66066

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in EnvoThemes Envo Extra envo-extra allows Stored XSS.This issue affects Envo Extra: from n/a through <= 1.9.11.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (8.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L.

Affected products

Envothemes Envo Extra — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

patchstack.com/database/Wordpress/Plugin/envo-extra/vulnerability/wordpress-env… (vdb-entry)

Frequently asked questions

What is CVE-2025-66066?: CVE-2025-66066 is a medium-severity vulnerability in Envothemes Envo Extra, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-11-21.
How severe is CVE-2025-66066?: Medium severity. CVSS v3 base score is 6.5 out of 10.