Critical

mxGraph vulnerable to XXE attacks

  • Disclosed: 14.05.2022
  • Updated: 11.10.2026 10:22

In mxGraphViewImageReader.java in mxGraph before 3.7.6, the SAXParserFactory instance in convert() is missing flags to prevent XML External Entity (XXE) attacks, as demonstrated by /ServerView.

Affected software

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PlatformPackageVulnerable versionsFixed in
npm package mxgraph < 3.7.6 3.7.6

References

CVSS score 9.8/10
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-611
Platform
npm
Package
mxgraph
Disclosed
14.05.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-wvpv-8524-wg6x - CC BY 4.0

Vulnerability history: mxgraph

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

Total entries
3
First → latest
05.2022 10.2022
Without a fix
1
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • Medium 2

Disclosures per year

  1. 2022: 3
  2. 2023: 0
  3. 2024: 0
  4. 2025: 0
  5. 2026: 0
  1. Medium · 6.1 CVE-2022-40440 <= 4.2.2 no fix
  2. Medium · 6.1 CVE-2019-13127 < 4.0.1 4.0.1
  3. mxGraph vulnerable to XXE attacks this entry
    Critical · 9.8 CVE-2017-18197 < 3.7.6 3.7.6

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