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Medium

Moderate severity vulnerability that affects io.vertx:vertx-core

  • Disclosed: 17.10.2018
  • Updated: 11.10.2026 12:21

In version from 3.5.Beta1 to 3.5.3 of Eclipse Vert.x, the OpenAPI XML type validator creates XML parsers without taking appropriate defense against XML attacks. This mechanism is exclusively when the developer uses the Eclipse Vert.x OpenAPI XML type validator to validate a provided schema.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) io.vertx:vertx-core >= 3.5.0, < 3.5.4 3.5.4

References

CVSS score -
Weakness (CWE)
CWE-611
Platform
Java / Kotlin (Maven)
Package
io.vertx:vertx-core
Disclosed
17.10.2018
Updated
11.10.2026 12:21

Sources and licenses

OSV / GitHub Advisory Database - GHSA-qh3m-qw6v-qvhg - CC BY 4.0

Vulnerability history: io.vertx:vertx-core

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

Total entries
7
First → latest
10.2018 05.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Medium 7

Disclosures per year

  1. Vert.x has a DoS via unbounded server-side SNI SslContext cache growth
    Medium · 5.3 CVE-2026-6860 >= 4.3.4, <= 4.3.8, >= 4.4.0, <= 4.4.9, >= 4.5.0, < 4.5.27, >= 5.0.0, < 5.0.12 4.5.27, 5.0.12
  2. Vert.x Web static handler component cache can be manipulated to deny the access to static files
    Medium CVE-2026-1002 < 4.5.24, >= 5.0.0.CR1, < 5.0.7 4.5.24, 5.0.7
  3. Eclipse Vert.x vulnerable to a memory leak in TCP servers
    Medium · 5.4 CVE-2024-1300 >= 4.3.4, < 4.4.8, >= 4.5.0, < 4.5.3 4.4.8, 4.5.3
  4. Eclipse Vert.x memory leak
    Medium · 6.5 CVE-2024-1023 >= 4.5.0, < 4.5.2, >= 4.4.5, < 4.4.7 4.5.2, 4.4.7
  5. Moderate severity vulnerability that affects io.vertx:vertx-core
    Medium CVE-2018-12537 >= 3.0.0, < 3.5.2 3.5.2
  6. Moderate severity vulnerability that affects io.vertx:vertx-core this entry
    Medium CVE-2018-12544 >= 3.5.0, < 3.5.4 3.5.4
  7. Excessive memory allocation
    Medium · 6.5 CVE-2018-12541 >= 3.0.0, < 3.5.4 3.5.4

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