CVE-2026-14547 Estatik Real Estate Plugin < 4.3.3 - Unauthenticated Arbitrary-Recipient Mail Relay via Request Form
Unauthenticated attackers can use the Estatik Real Estate Plugin to send arbitrary emails to any recipient, enabling spam and phishing campaigns.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-14547?
CVE-2026-14547 is a medium-severity vulnerability in Unknown Estatik Real Estate Plugin, published on 6 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The Estatik Real Estate Plugin WordPress plugin before 4.3.3 does not properly enforce its anti-spam check or restrict the recipient routing of its property request form, allowing unauthenticated users to send emails to arbitrary recipients with arbitrary subject, body and Reply-To, effectively using the site as a mail relay for spam or phishing.
Weakness: CWE-287
Which versions are affected by CVE-2026-14547?
How do I fix CVE-2026-14547?
No fix has been published for CVE-2026-14547 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-14547 being exploited?
There is no known exploitation of CVE-2026-14547 in the wild and no public exploit code.
Sources
Also known as GHSA-jq55-hqc7-pmch.