CVE-2026-63252

HIGH

In Eclipse Milo versions 0.6.0 through 1.1.4, UASC server transport handlers fail to release retained partial message chunks when a channel disconnects, allowing a remote unauthenticated client to exhaust pooled direct memory by repeatedly sending incomplete chunks and disconnecting, potentially terminating the server.

CVSS v3.1 Score

7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Published: 8/4/2026Modified: 10/23/2026

Related Intelligence (0)

No articles currently reference this CVE.

References (3)

https://github.com/eclipse-milo/milo/commit/459715793ec54b0f33367a14f94264500a0d872bPatchhttps://gitlab.eclipse.org/security/cve-assignment/-/work_items/179Issue TrackingPatchhttps://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/598Issue TrackingVendor Advisory