CVE-2026-102475: eclipse vert.x

CVSS 8.7 (high) · published 2026-10-15

In Eclipse Vert.x versions [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the HTTP proxy provides a body transformer interceptor that relies on a max buffered bytes limit to ensure a bounded buffer for each request. This can be used to force a server to indefinitely allocate heap. This vulnerability requires to use an intercepting body transformer. The impacted component is io.vertx:vertx-http-proxy.

Affected products (NVD): eclipse vert.x

Fixed in (NVD): 5.1.10

Weakness: CWE-770

Source: NVD CVE-2026-102475

References

• https://github.com/eclipse-vertx/vertx-http-proxy/security/advisories/GHSA-mjwh-5qfp-hjgc
• https://gitlab.eclipse.org/security/cve-assignment/-/work_items/351

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