Cnblogs maintains a focused PDF utility tool, PDFPatcher, where the durable vulnerability signal centers on document-handling weaknesses including path traversal and improper XML entity reference restrictions. These input-validation and parsing issues are characteristic of tools processing complex file formats; live severity, exploitation, and exposure counts are shown alongside this summary.
The number and severity of CVEs published that impact products developed by Cnblogs over time
Signals from CVEs in this vendor scope (2 CVEs).
2 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2025-63917HIGH 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 with | Nov 17, 2025 | 7.1 | 24 | NO | NO |
CVE-2025-63918MEDIUM PDFPatcher executable does not validate user-supplied file paths, allowing directory traversal attacks allowing attackers to upload arbitrary files to arbitrary locations. | Nov 17, 2025 | 6.2 | 22 | NO | NO |
Signals from CVEs in this vendor scope (2 CVEs).
An overview of all social media posts that mention a CVE ID that affects a product developed by Cnblogs.
Media articles that mention a CVE ID that affects a product developed by Cnblogs — matched by CVE ID, not by vendor name.