What is CVE-2025-14138?

CVE-2025-14138 is a medium-severity vulnerability in Wpletsgo Wplg Default Mail From, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-12.

How severe is CVE-2025-14138?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Wpletsgo Wplg Default Mail From

CVE-2025-14138

The WPLG Default Mail From plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the `$_SERVER['PHP_SELF']` variable in all versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (11.6th percentile) — read the EPSS interpretation.

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.

Affected products

Wpletsgo Wplg Default Mail From — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2025-14138?: CVE-2025-14138 is a medium-severity vulnerability in Wpletsgo Wplg Default Mail From, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-12.
How severe is CVE-2025-14138?: Medium severity. CVSS v3 base score is 6.1 out of 10.