CVE-2022-42402

Name: CVE-2022-42402
Creator: NVD / NIST
Published: 2023-01-26T18:59:57.21+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.38%

Last modified Jun 17, 2026

CVE-2022-42402 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.38% chance of exploitation in the next 30 days.

Description

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 PDF files. Crafted data in an embedded U3D object can trigger a read past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-18632.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.38%

29.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Pdf-Xchange	Pdf-Xchange Editor	< 9.5.366.0

References

https://www.tracker-software.com/product/pdf-xchange-editor/historyVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1369/Third Party Advisory, VDB Entry
https://www.tracker-software.com/product/pdf-xchange-editor/historyVendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-1369/Third Party Advisory, VDB Entry

Timeline

Published: Jan 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-42402?

How severe is CVE-2022-42402?

CVE-2022-42402 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.

How do I fix CVE-2022-42402?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-42402?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST