PT-2026-20855 · Tracker · Pdf-Xchange Editor

Kolja Grassmann · Published 2026-02-19 · Updated 2026-02-21 · CVE-2026-2040

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions PDF-XChange Editor (affected versions not specified)

Description A flaw exists within the TrackerUpdate process of PDF-XChange Editor that allows local attackers to escalate privileges on affected systems. An attacker must first have the ability to execute low-privileged code on the target system. The product loads a library from an unsecured location, which an attacker can exploit to execute code in the context of a target user.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

LPE

Uncontrolled Search Path Element

Weakness Enumeration

CWE-427

Related Identifiers

CVE-2026-2040

ZDI-26-122

Affected Products

Pdf-Xchange Editor

References · 4

• https://zerodayinitiative.com/advisories/ZDI-26-122 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-2040 · Security Note
• https://t.me/CVEtracker/45318 · Telegram Post
• https://twitter.com/CVEnew/status/2024988731795738885 · Twitter Post