CVE-2025-6645: PDF-XChange Editor U3D File Parsing Use-After-Free Remote Code Execution Vulnerability
PDF-XChange Editor U3D File Parsing Use-After-Free 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 validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26642.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Patch ZDI-CAN-26642
Event History
Frequently Asked Questions
What is the severity of CVE-2025-6645?
CVE-2025-6645 has a critical severity rating as it allows remote code execution.
How do I fix CVE-2025-6645?
To fix CVE-2025-6645, users should update to the latest version of PDF-XChange Editor provided by Tracker Software.
What type of attack does CVE-2025-6645 enable?
CVE-2025-6645 enables remote attackers to execute arbitrary code on affected systems.
Is user interaction required to exploit CVE-2025-6645?
Yes, user interaction is required to exploit CVE-2025-6645, as the attacker needs the user to open a malicious file.
What products are affected by CVE-2025-6645?
CVE-2025-6645 affects installations of Tracker Software PDF-XChange Editor.