Is Deserialization affected by CVE-2026-22475?

A critical deserialization vulnerability in axiomthemes Estate (versions ≤1.3.4) allows attackers to inject malicious objects, potentially achieving remote code execution on affected systems.

CVE-2026-22475

Q: How to fix CVE-2026-22475?

Within 24 hours: Inventory all systems running axiomthemes Estate and isolate affected instances from production networks if possible; enable enhanced logging and monitoring for suspicious object deserialization activity. Within 7 days: Implement Web Application Firewall rules to detect and block deserialization payloads; disable the Estate plugin if business operations permit, or restrict access to trusted IP addresses only. Within 30 days: Evaluate alternative plugins or develop compensating controls; establish vendor communication protocol for patch availability; conduct forensic analysis for indicators of compromise.

CRITICAL

2026-03-05 [email protected]

9.8

CVSS 3.1

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 22:06 vuln.today

CVE Published

Mar 05, 2026 - 06:16 nvd

CRITICAL 9.8

Description

Deserialization of Untrusted Data vulnerability in axiomthemes Estate estate allows Object Injection.This issue affects Estate: from n/a through <= 1.3.4.

Analysis

Deserialization of untrusted data in Estate (estate) WordPress theme allows PHP Object Injection, potentially enabling remote code execution through POP chains.

Remediation

Within 24 hours: Inventory all systems running axiomthemes Estate and isolate affected instances from production networks if possible; enable enhanced logging and monitoring for suspicious object deserialization activity. Within 7 days: Implement Web Application Firewall rules to detect and block deserialization payloads; disable the Estate plugin if business operations permit, or restrict access to trusted IP addresses only. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.1

CVSS: +49

POC: 0

CVE-2026-22475 vulnerability details – vuln.today

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CVE-2026-22475

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CVE-2026-22475

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