Vulnerability Details CVE-2025-63917
PDFPatcher thru 1.1.3.4663 executable's XML bookmark import functionality does not restrict XML external entity (XXE) references. The application uses .NET's XmlDocument class without disabling external entity resolution, enabling attackers to: Read arbitrary files from the victim's filesystem, exfiltrate sensitive data via out-of-band (OOB) HTTP requests, perform SSRF attacks against internal network resources, or cause a denial of service via entity expansion attacks.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 30.1%
CVSS Severity
CVSS v3 Score 7.1
References
Products affected by CVE-2025-63917
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cpe:2.3:a:cnblogs:pdfpatcher:*