CVE-2026-22453: Deserialization of Untrusted Data in ThemeREX Pets Club
Deserialization of Untrusted Data vulnerability in ThemeREX Pets Club petclub allows Object Injection.This issue affects Pets Club: from n/a through <= 2.3.
AI Analysis
Technical Summary
The ThemeREX Pets Club plugin versions up to 2.3 suffer from a deserialization of untrusted data vulnerability that permits object injection attacks. This flaw allows an attacker to send crafted serialized data to the application, potentially leading to remote code execution or other severe impacts. The vulnerability is remotely exploitable without authentication or user interaction, making it highly critical. No patch or vendor advisory details are currently provided, and the plugin is not a cloud service.
Potential Impact
Successful exploitation of this vulnerability can result in full compromise of the affected system, including unauthorized disclosure of information, modification of data, and denial of service. The CVSS score of 9.8 reflects the critical nature of this vulnerability with high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider disabling or removing the vulnerable plugin to mitigate risk. Monitor official ThemeREX communications for updates on patches or mitigations.
CVE-2026-22453: Deserialization of Untrusted Data in ThemeREX Pets Club
Description
Deserialization of Untrusted Data vulnerability in ThemeREX Pets Club petclub allows Object Injection.This issue affects Pets Club: from n/a through <= 2.3.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The ThemeREX Pets Club plugin versions up to 2.3 suffer from a deserialization of untrusted data vulnerability that permits object injection attacks. This flaw allows an attacker to send crafted serialized data to the application, potentially leading to remote code execution or other severe impacts. The vulnerability is remotely exploitable without authentication or user interaction, making it highly critical. No patch or vendor advisory details are currently provided, and the plugin is not a cloud service.
Potential Impact
Successful exploitation of this vulnerability can result in full compromise of the affected system, including unauthorized disclosure of information, modification of data, and denial of service. The CVSS score of 9.8 reflects the critical nature of this vulnerability with high impact on confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, users should consider disabling or removing the vulnerable plugin to mitigate risk. Monitor official ThemeREX communications for updates on patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-01-07T13:43:49.724Z
- Cvss Version
- null
- State
- PUBLISHED
Threat ID: 69a92049d1a09e29cbe6983e
Added to database: 3/5/2026, 6:18:49 AM
Last enriched: 4/3/2026, 11:19:06 AM
Last updated: 4/19/2026, 5:13:49 PM
Views: 39
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