PDF-XChange Editor 10.5.2.395 PRC File Parser out-of-bounds

Summaryinfo

A vulnerability, which was classified as problematic, was found in PDF-XChange Editor 10.5.2.395. The affected element is an unknown function of the component PRC File Parser. Executing a manipulation can lead to out-of-bounds. The identification of this vulnerability is CVE-2025-6653. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability has been found in PDF-XChange Editor 10.5.2.395 and classified as problematic. This vulnerability affects some unknown functionality of the component PRC File Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality. CVE summarizes:

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.

The advisory is shared for download at zerodayinitiative.com. This vulnerability was named CVE-2025-6653 since 06/25/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-19155). Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Document Reader Software

Vendor

• PDF-XChange

Name

• Editor

Version

• 10.5.2.395

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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