What is CVE-2026-90964?

CVE-2026-90964 is a medium-severity vulnerability in Essential Real Estate, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-11-05.

How severe is CVE-2026-90964?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Essential Real Estate

CVE-2026-90964

The Essential Real Estate WordPress plugin before 5.3.5 does not restrict the recipient of one of its contact email actions, allowing unauthenticated users to send emails to arbitrary addresses with an attacker-controlled sender header and message body through the site.

Published 2026-11-05 · last modified 2026-11-06.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (7.8th percentile), scored 2026-11-09.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

The 30-day trend appears once there are two daily scores.

Affected products

Essential Real Estate

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

wpscan.com/vulnerability/851b3747-823c-4f38-a449-117acf4b6435/ (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-90964?: CVE-2026-90964 is a medium-severity vulnerability in Essential Real Estate, classified under Improper Access Control. CVSS score: 5.3/10. Published 2026-11-05.
How severe is CVE-2026-90964?: Medium severity. CVSS v3 base score is 5.3 out of 10.