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CVE-2025-63917

nvd nist
Published: Nov 17, 2025Modified: Jun 17, 2026

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7.1
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:L
Exploitability: 2.8 / Impact: 4.2
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Affected (1)

Products: Cnblogs: Pdfpatcher
Cnblogs
1 product
Pdfpatcher
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Pdfpatcher
Up to 1.1.3.4663

Related CWEs

CWE-611
Improper Restriction of XML External Entity Reference
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.

References (3)

Source: cve@mitre.org
ExploitThird Party Advisory
Source: cve@mitre.org
Product
Source: cve@mitre.org
Product

Timeline

No history available yet.