Vulnerability Details CVE-2025-6659
PDF-XChange Editor PRC File Parsing Out-Of-Bounds Write 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 PRC files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26734.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 25.8%
CVSS Severity
CVSS v3 Score 7.8
References
Products affected by CVE-2025-6659
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cpe:2.3:a:pdf-xchange:pdf-tools:10.5.2.395
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cpe:2.3:a:pdf-xchange:pdf-xchange_editor:10.5.2.395
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cpe:2.3:a:pdf-xchange:pdf-xchange_pro:10.5.2.395