CVE-2025-6644

NONE EPSS 15.8%
Published Jun 25, 20251y ago · Modified Jun 17, 20261w ago
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Published Jun 25, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

PDF-XChange Editor U3D File Parsing Use-After-Free 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 parsing of U3D files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26536.

Threat Intelligence

EPSS Exploit Probability
15.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 2

VendorProductVersionRange
pdf-xchangepdf-tools10.5.2.395any
pdf-xchangepdf-xchange_editor10.5.2.395any

References 2

  • pdf-xchange.com https://www.pdf-xchange.com/support/security-bulletins.html
    Vendor Advisory
  • zerodayinitiative.com https://www.zerodayinitiative.com/advisories/ZDI-25-429/
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.