CVE-2026-102467

EUVD-2026-101929
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
eclipseCNA
8.7 HIGH
NETWORK
LOW
NONE
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 16.83%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
eclipsevert.x
4.0.0 ≤
𝑥
≤ 4.5.34
CNA
eclipsevert.x
5.0.0 ≤
𝑥
≤ 5.0.12
CNA
eclipsevert.x
5.1.0 ≤
𝑥
≤ 5.1.9
CNA
eclipsevert.x
5.2.0
CNA