CVE-2026-2040: PDF-Xchange Editor

High severity, CVSS 7.3. EPSS: 0.3% chance of exploitation in the next 30 days.

PDF-XChange Editor TrackerUpdate Uncontrolled Search Path Element Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of PDF-XChange Editor. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the TrackerUpdate process. The product loads a library from an unsecured location. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of a target user. Was ZDI-CAN-27788.

Affected products

• PDF-Xchange PDF-Xchange Editor: version 10.7.2.400 only

Published 2026-02-20. Last modified 2026-06-17.