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I. Basic Information for CVE-2025-6643
Vulnerability Information

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Vulnerability Title
PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
PDF-XChange Editor U3D File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-26532.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存读
Source: NVD (National Vulnerability Database)
Vulnerability Title
PDF-XChange Editor 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PDF-XChange Editor是PDF-XChange公司的一个运行在 Microsoft Windows 系统中的 PDF 文件查看软件。 PDF-XChange Editor存在缓冲区错误漏洞,该漏洞源于解析U3D文件时未正确验证用户输入,可能导致越界读取信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
PDF-XChangePDF-XChange Editor 10.5.2.395 -
II. Public POCs for CVE-2025-6643
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III. Intelligence Information for CVE-2025-6643
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