7.8

CVE-2022-42402: pdf-xchange pdf-xchange_editor Out-of-bounds Read

CVSS: 7.8v3.0HighModified
Published 26-01-2023Last modified 31-03-2025
Open JSON

Vulnerability summary

CVE-2022-42402 is a high (CVSS 7.8) Out-of-bounds Read vulnerability in pdf-xchange pdf-xchange_editor. EPSS estimates a 0.38% chance of exploitation in the next 30 days, higher than 30.7% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.0 (CVE.org)
EPSS score
0.38%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 26-01-2023
    PublishedVulnerability first disclosed.
  2. 31-03-2025
    Last modifiedVulnerability information updated.

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.38%

Chance of exploitation in the next 30 days

Percentile

31%

Versus all other CVEs

30-day change

0.00 pp

From 0.38% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.38%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Pdf-xchange1 product

1 vendor · 1 product

References

2 links