CVE-2025-63917 | THREATINT

Description

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.

PUBLISHED Reserved 2025-10-27 | Published 2025-11-17 | Updated 2025-11-17 | Assigner mitre

References

www.cnblogs.com/pdfpatcher

github.com/wmjordan/PDFPatcher

github.com/...Research/blob/main/pdfpatcher/XXE-Importers.md

cve.org (CVE-2025-63917)

nvd.nist.gov (CVE-2025-63917)

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