CVE-2025-39503: Deserialization of Untrusted Data in GoodLayers Goodlayers Hotel
Deserialization of Untrusted Data vulnerability in GoodLayers Goodlayers Hotel gdlr-hotel allows Object Injection.This issue affects Goodlayers Hotel: from n/a through <= 3.1.4.
AI Analysis
Technical Summary
The vulnerability CVE-2025-39503 affects GoodLayers Goodlayers Hotel plugin versions up to 3.1.4. It is caused by unsafe deserialization of untrusted data, enabling an attacker to perform object injection attacks. This can lead to remote code execution or other severe impacts due to the manipulation of serialized objects. The CVSS 3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and full impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation of this vulnerability can result in complete compromise of the affected system, including unauthorized disclosure, modification, or destruction of data, and disruption of service. The critical CVSS score reflects the high severity and potential for remote exploitation without authentication.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider disabling or removing the affected GoodLayers Goodlayers Hotel plugin if feasible to reduce exposure.
CVE-2025-39503: Deserialization of Untrusted Data in GoodLayers Goodlayers Hotel
Description
Deserialization of Untrusted Data vulnerability in GoodLayers Goodlayers Hotel gdlr-hotel allows Object Injection.This issue affects Goodlayers Hotel: from n/a through <= 3.1.4.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2025-39503 affects GoodLayers Goodlayers Hotel plugin versions up to 3.1.4. It is caused by unsafe deserialization of untrusted data, enabling an attacker to perform object injection attacks. This can lead to remote code execution or other severe impacts due to the manipulation of serialized objects. The CVSS 3.1 base score is 9.8, reflecting network attack vector, low attack complexity, no privileges required, no user interaction, and full impact on confidentiality, integrity, and availability.
Potential Impact
Successful exploitation of this vulnerability can result in complete compromise of the affected system, including unauthorized disclosure, modification, or destruction of data, and disruption of service. The critical CVSS score reflects the high severity and potential for remote exploitation without authentication.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider disabling or removing the affected GoodLayers Goodlayers Hotel plugin if feasible to reduce exposure.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- Patchstack
- Date Reserved
- 2025-04-16T06:24:15.129Z
- Cisa Enriched
- false
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 68306f8e0acd01a249272396
Added to database: 5/23/2025, 12:52:30 PM
Last enriched: 5/1/2026, 1:35:30 PM
Last updated: 5/10/2026, 2:46:01 PM
Views: 79
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