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

Summaryinfo

A vulnerability was found in PDF-XChange Editor 10.5.2.395. It has been declared as problematic. Affected is an unknown function of the component PRC File Parser. Such manipulation leads to out-of-bounds. This vulnerability is listed as CVE-2025-6657. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in PDF-XChange Editor 10.5.2.395. It has been rated as problematic. Affected by this issue is some unknown processing of the component PRC File Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is 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-26732.

The advisory is shared for download at zerodayinitiative.com. This vulnerability is handled as CVE-2025-6657 since 06/25/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for 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-2025-19159). VulDB is the best source for vulnerability data and more expert information about this specific topic.

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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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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