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Fencer Intel
medium 5.3

CVE-2026-90964 json

Essential Real Estate < 5.3.5 - Unauthenticated Arbitrary Email Sending

published 6d ago modified 5d ago also EUVD-2026-117344

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 7%
public exploits
0
none known

Summary

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.

Patch / fix

  • Unknown Essential Real Estate 5.3.5

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CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
5d ago

Exploit prediction

0.18% chance of exploitation in the next 30 days, higher than 7% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

  • wpscan.com https://wpscan.com/vulnerability/851b3747-823c-4f38-a449-117acf4b6435/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected products

  • Unknown Essential Real Estate

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.