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TI-2023-05644 Aliases CVE-2023-6139GHSA-gm6c-33w6-46gc

Essential Real Estate < 4.4.0 - Subscriber+ Denial of Service via Arbitrary Option Update

Priority MEDIUM 62Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

The Essential Real Estate WordPress plugin before 4.4.0 does not apply proper capability checks on its AJAX actions, which among other things, allow attackers with a subscriber account to conduct Denial of Service attacks.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00609 49th 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
Partial

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-2023-05645 Essential Real Estate < 4.4 - Subscriber+ Arbitrary File UploadPriority HIGH 73
    • 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-2023-6139
  2. 2026-10-03 Alias added: GHSA-gm6c-33w6-46gc

References

Exploit 1

  • TI-2023-05645 Essential Real Estate < 4.4 - Subscriber+ Arbitrary File Upload CVSS 3.1HIGH 8.8
  • 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