ZDI-25-068: PDF-XChange Editor JB2 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 JB2 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.
Other sources
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 ZDI has assigned a CVSS rating of 3.3. The following CVEs are assigned: CVE-2025-0906.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-25-068?
The severity of ZDI-25-068 is categorized as moderate due to the requirement of user interaction for exploitation.
How do I fix ZDI-25-068?
To fix ZDI-25-068, update the PDF-XChange Editor to the latest version provided by Tracker Software.
What does ZDI-25-068 allow attackers to do?
ZDI-25-068 allows remote attackers to disclose sensitive information on affected installations of PDF-XChange Editor.
Is user interaction necessary for exploiting ZDI-25-068?
Yes, user interaction is required to exploit ZDI-25-068 by having the target visit a malicious page or open a malicious file.
Which software versions are affected by ZDI-25-068?
ZDI-25-068 affects installations of Tracker Software PDF-XChange Editor regardless of version.