Mail Relay Vulnerability in Estatik Real Estate Plugin for WordPress
CVE-2026-14547
Currently unrated
What is CVE-2026-14547?
The Estatik Real Estate Plugin for WordPress versions before 4.3.3 is susceptible to an improper input validation vulnerability that bypasses its anti-spam mechanisms. This flaw enables unauthenticated users to exploit the property request form by sending emails to any specified recipient, along with arbitrary subject lines and body text. As a result, malicious actors can use this loophole to relay spam or phishing emails directly through the site, posing serious risks to users and the integrity of the website.
Affected Version(s)
Estatik Real Estate Plugin 0 < 4.3.3
Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.