Reflected Cross-Site Scripting Vulnerability in WPLG Default Mail From Plugin for WordPress
CVE-2025-14138

6.1MEDIUM

Key Information:

Vendor

WordPress

Vendor
CVE Published:
12 December 2025

What is CVE-2025-14138?

The WPLG Default Mail From plugin for WordPress is susceptible to a Reflected Cross-Site Scripting (XSS) flaw that arises from inadequate input sanitization and output escaping of the $_SERVER['PHP_SELF'] variable. This vulnerability enables unauthenticated attackers to inject arbitrary scripts onto web pages, potentially executing harmful code if a targeted user is deceived into clicking a malicious link. It is crucial for website owners to implement immediate measures to secure their installations against such attacks.

Affected Version(s)

WPLG Default Mail From * <= 1.0.0

References

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Abdulsamad Yusuf
.
CVE-2025-14138 : Reflected Cross-Site Scripting Vulnerability in WPLG Default Mail From Plugin for WordPress