CVE-2025-6653 Details
Description
PDF-XChange Editor PRC File Parsing Out-Of-Bounds Read Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information 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 read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the current process. Was ZDI-CAN-26726.
A vulnerability allowing out-of-bounds read has been identified in PDF-XChange Editor versions 10.5.2.395 and prior. This issue arises from improper validation of user-supplied data when parsing PRC files, leading to the potential for remote attackers to read past the end of an allocated buffer. Exploitation of this vulnerability requires user interaction, as the target must open a malicious PRC file or visit a page containing one. Additionally, this vulnerability could be leveraged alongside others to execute arbitrary code within the current process context.
Users are advised to update to PDF-XChange Editor version 10.6.0.396, which addresses this vulnerability. Instructions for updating can be found on the PDF-XChange website.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 26, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://www.pdf-xchange.com/support/security-bulletins.html | [email protected] | Vendor Advisory |
| https://www.zerodayinitiative.com/advisories/ZDI-25-438/ | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| pdf-xchange pdf-tools | 10.5.2.395 |
CPE
Remediation
| |
| pdf-xchange pdf-xchange editor | 10.5.2.395 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jul 1, 2025 | Initial Analysis | [email protected] |
| Jun 25, 2025 | New CVE Received | [email protected] |