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CVE-2023-39506: PDF-XChange Editor createDataObject Directory Traversal Remote Code Execution Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-22

Description

PDF-XChange Editor createDataObject Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code 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 createDataObject method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-20594.

Affected products

• PDF-XChange Pdf-Tools: 9.5.367.0
• PDF-XChange Editor: 9.5.367.0

References

• https://www.zerodayinitiative.com/advisories/ZDI-23-1147/
• https://www.zerodayinitiative.com/advisories/ZDI-23-1147/

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