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Description

PDF-XChange Editor App Object 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 handling of App objects. 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-26823.

PUBLISHED Reserved 2025-06-25 | Published 2025-06-25 | Updated 2025-06-26 | Assigner zdi




HIGH: 7.8CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Problem types

CWE-416: Use After Free

Product status

Default status
unknown

10.5.2.395
affected

References

www.zerodayinitiative.com/advisories/ZDI-25-446/ (ZDI-25-446)

www.pdf-xchange.com/support/security-bulletins.html (vendor-provided URL) vendor-advisory

cve.org (CVE-2025-6661)

nvd.nist.gov (CVE-2025-6661)

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