CVE-2025-6642: PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability

Published Jun 25, 2025
·
Updated

PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of PDF-XChange Editor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of U3D files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26530.

Affected Software

4 affected components
Tracker Software PDF-XChange Editor
PDF-XChange PDF-XChange Editor
PDF-XChange Pdf-tools=10.5.2.395
PDF-XChange PDF-XChange Editor=10.5.2.395

Event History

Jun 25, 2025
CVE Published
via MITRE·09:43 PM
Data Sourced
via MITRE·09:43 PM
DescriptionSeverityWeakness
Advisory Published
via ZDI·09:48 PM
Data Sourced
via ZDI·09:48 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·10:15 PM
DescriptionSeverityWeaknessAffected Software
Jul 9, 57515
Event
via FIRST·02:14 PM
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Frequently Asked Questions

1

What is the severity of CVE-2025-6642?

CVE-2025-6642 is classified as a high severity vulnerability due to its potential to allow remote code execution.

2

How do I fix CVE-2025-6642?

To fix CVE-2025-6642, users should update their PDF-XChange Editor to the latest version provided by Tracker Software.

3

What type of attack does CVE-2025-6642 exploit?

CVE-2025-6642 exploits a vulnerability in the U3D file parsing process, allowing for arbitrary code execution.

4

Is user interaction required to exploit CVE-2025-6642?

Yes, exploiting CVE-2025-6642 requires user interaction, as the victim must open a specially crafted U3D file.

5

What software is affected by CVE-2025-6642?

CVE-2025-6642 affects installations of PDF-XChange Editor from Tracker Software.

Contact

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