The Estatik Real Estate Plugin plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.0 via deserialization of untrusted input through cookies. This makes it possible for unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.
CVE-2023-6049 is a critical severity with CVSS 9.8 Vulnerability issue affecting the Plugin Estatik Real Estate Plugin. It affects Versions up to 4.1.0 and is fixed in 4.1.1.
Use the related hub and response guides to connect this CVE-2023-6049 report with patch validation, scanner checks, and site hardening work.
Open the grouped hub for related CVEs, affected ranges, severity mix, and patch coverage.
Check access, XML-RPC exposure, backup readiness, and monitoring after patching.
Use containment, evidence capture, remediation, and validation steps when exploit risk is high.
CVE-2023-6049 is tracked for the Plugin Estatik Real Estate Plugin as critical severity with CVSS 9.8. The affected range is Versions up to 4.1.0. Update Estatik Real Estate Plugin to 4.1.1 or newer where that version is compatible with the site.
Search engines and operators need more than a title. This page exposes the identifier, affected range, patch evidence, and source coverage that make the vulnerability actionable.
This report has a CVE identifier, which makes it suitable for focused search and vulnerability triage workflows.
Affected version data gives operators a concrete comparison point against installed WordPress software.
A fixed version is present, so the page can answer update and remediation intent directly.
External references are available for source validation, advisory review, and incident notes.
Use these checks when converting this record into a patch ticket, incident note, or risk acceptance decision.
Inventory the installed Plugin package and compare its version with Versions up to 4.1.0.
Confirm Estatik Real Estate Plugin is updated to 4.1.1 or newer.
Review references and CVSS vector details for exploitability, authentication requirements, and exposure path.
After patching, re-run vulnerability monitoring and keep the related plugin or theme hub under review for follow-up CVEs.
| Software Type | Plugin |
|---|---|
| Software Slug |
estatik
View on wordpress.org
|
| CVE | CVE-2023-6049 |
| Patched Versions |
4.1.1
|
| Affected Versions |
Versions up to 4.1.0
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
Estatik <= 2.2.5 - Unauthenticated Arbitrary File Upload
Estatik <= 4.1.9 - Authenticated (Contributor+) Local File Inclusion
Estatik <= 2.3.0 - Cross-Site Request Forgery to Arbitrary File Upload
Estatik <= 4.1.13 - Authenticated (Contributor+) Stored Cross-Site Scripting
Estatik Real Estate Plugin <= 4.1.0 - Reflected Cross-Site Scripting
Estatik Real Estate Plugin <= 4.1.0 - Missing Authorization to Limited Arbitrary Options Update
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