Vulnerability Description
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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pdf-Xchange | Pdf-Tools | 10.5.2.395 |
| Pdf-Xchange | Pdf-Xchange Editor | 10.5.2.395 |
Related Weaknesses (CWE)
References
- https://www.pdf-xchange.com/support/security-bulletins.htmlVendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-25-427/Third Party Advisory
FAQ
What is CVE-2025-6642?
CVE-2025-6642 is a vulnerability with a CVSS score of 7.8 (HIGH). 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-XChang...
How severe is CVE-2025-6642?
CVE-2025-6642 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-6642?
Check the references section above for vendor advisories and patch information. Affected products include: Pdf-Xchange Pdf-Tools, Pdf-Xchange Pdf-Xchange Editor.