CVE-2026-65552: CWE-502 Deserialization of Untrusted Data in qstudio Export User Data
Subscriber PHP Object Injection in Export User Data <= 2.2.6 versions.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-65552) is a PHP object injection flaw in qstudio's Export User Data product, specifically in versions up to 2.2.6. It arises from deserialization of untrusted data (CWE-502), allowing an attacker to inject malicious PHP objects. The vulnerability is remotely exploitable without authentication and can result in complete compromise of the affected system's confidentiality, integrity, and availability. No vendor advisory or patch information is currently provided.
Potential Impact
Successful exploitation can lead to full system compromise, including unauthorized data access, modification, and denial of service. The vulnerability is remotely exploitable with no privileges or user interaction required, making it highly critical.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid exposing the vulnerable functionality to untrusted users or networks and consider implementing application-level input validation or deserialization safeguards if feasible.
CVE-2026-65552: CWE-502 Deserialization of Untrusted Data in qstudio Export User Data
Description
Subscriber PHP Object Injection in Export User Data <= 2.2.6 versions.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-65552) is a PHP object injection flaw in qstudio's Export User Data product, specifically in versions up to 2.2.6. It arises from deserialization of untrusted data (CWE-502), allowing an attacker to inject malicious PHP objects. The vulnerability is remotely exploitable without authentication and can result in complete compromise of the affected system's confidentiality, integrity, and availability. No vendor advisory or patch information is currently provided.
Potential Impact
Successful exploitation can lead to full system compromise, including unauthorized data access, modification, and denial of service. The vulnerability is remotely exploitable with no privileges or user interaction required, making it highly critical.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid exposing the vulnerable functionality to untrusted users or networks and consider implementing application-level input validation or deserialization safeguards if feasible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-07-22T08:54:17.066Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a749d3abf8831d539dba5ad
Added to database: 08/06/2026, 14:42:02 UTC
Last enriched: 08/06/2026, 15:27:03 UTC
Last updated: 08/06/2026, 22:13:05 UTC
Views: 2
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