Vulnerability in Estatik Real Estate Plugin

CVE-2026-18044

The Estatik Real Estate Plugin WordPress plugin before 4.3.4 does not validate the same recipient list that it later uses to address the message sent by its property request form, allowing unauthenticated users to send emails to arbitrary recipients with arbitrary subject, body and Reply-To on sites where the form is configured to route to a custom address.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.001 (2.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-18044: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: +0.000

Affected products

  • Estatik Real Estate Plugin — versions 0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-18044?
CVE-2026-18044 is a low-severity vulnerability in Estatik Real Estate Plugin, classified under Insufficient Verification of Data Authenticity. CVSS score: 3.7/10. Published 2026-08-12.
How severe is CVE-2026-18044?
Low severity. CVSS v3 base score is 3.7 out of 10.