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TI-2023-05645 Aliases CVE-2023-6140GHSA-pmx3-5c86-vxfm

Essential Real Estate < 4.4 - Subscriber+ Arbitrary File Upload

Priority HIGH 73CWE-434Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-434.

Summary

The Essential Real Estate WordPress plugin before 4.4.0 does not prevent users with limited privileges on the site, like subscribers, from momentarily uploading malicious PHP files disguised as ZIP archives, which may lead to remote code execution.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01095 65th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Essential Real Estate (Unknown): 4.4.0

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownEssential Real Estatebefore 4.4.04.4.0Patch availableCNA
  • Essential Real Estate VendorUnknown Affected before 4.4.0 Fixed in 4.4.0 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:g5plus:essential_real_estate:*:*:*:*:*:wordpress:*:*before 4.4.0VulnerableG5plus
  • cpe:2.3:a:g5plus:essential_real_estate:*:*:*:*:*:wordpress:*:* Versions before 4.4.0 Vulnerable ·G5plus

Remediation

  • Fix · CNA Essential Real Estate (Unknown) Fixed in 4.4.0

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    Essential Real Estate 4.4.0

    3 records Highest priority Priority HIGH 1 HIGH, 1 MEDIUM, 1 LOW

    Other records, highest priority first

    • TI-2023-05644 Essential Real Estate < 4.4.0 - Subscriber+ Denial of Service via Arbitrary Option UpdatePriority MEDIUM 62
    • TI-2023-05646 Essential Real Estate < 4.4.0 - Subscriber+ Stored XSSPriority LOW 25
    Show all 3 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-6140
  2. 2026-10-03 Alias added: GHSA-pmx3-5c86-vxfm

References

Exploit 1

  • TI-2023-05644 Essential Real Estate < 4.4.0 - Subscriber+ Denial of Service via Arbitrary Option Update CVSS 3.1MEDIUM 6.5
  • TI-2025-30496 WordPress Essential Real Estate plugin <= 5.2.9 - Local File Inclusion vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2025-22119 WordPress Essential Real Estate plugin <= 5.2.0 - Local File Inclusion Vulnerability CVSS 3.1CRITICAL 9.8
  • TI-2023-06234 Essential Real Estate <= 4.3.5 - Authenticated (Subscriber+) Arbitrary File Upload CVSS 3.1HIGH 8.8
  • TI-2024-03978 Essential Real Estate <= 4.4.2 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode CVSS 3.1MEDIUM 6.4
  • TI-2023-05646 Essential Real Estate < 4.4.0 - Subscriber+ Stored XSS CVSS 3.1MEDIUM 5.4
See all 9 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences