CVE-2026-102467CWE-770denial-of-service

CVE-2026-102467

Medium · published October 15, 2026

CVSS v3.1
5.9
EPSS
0%
Percentile
16.5
In the wild
Unconfirmed
What it is

In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number of bytes allocation when decompressing frames or messages. This can be used to implement DDOS attacks with a zip bomb.

The impacted component is io.vertx:vertx-core.

The record
Technical detail
CVSS v3.1
5.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
8.7 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00258 · 16.5th percentile
Weakness
CWE-770 · Allocation of Resources Without Limits or Throttling
Published
2026-10-15T12:16Z
Affected products (3)
ProductVersionsFixed in
eclipse/vert.x≥ 4.5.0, < 4.5.354.5.35
eclipse/vert.x≥ 5.0.0, < 5.1.105.1.10
eclipse/vert.xall versions—
References (2)
https://github.com/eclipse-vertx/vert.x/security/advisories/GHSA-h722-h6c2-6j3c · [email protected]https://gitlab.eclipse.org/security/cve-assignment/-/work_items/341 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 15 OCT 07:19Z
    In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number…
    cvelistv5
  • 15 OCT 07:19Z
    In Eclipse Vert.x versions [4.0.0, 4.5.34] or [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the WebSocket implementation does not define a maximum number…
    cvelistv5