CVE-2026-63252

High

Description

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.

SeverityHigh
CVSS7.5
Exploit probability—
ProductEclipse Milo
PublishedAug 4, 2026
First seenAug 4, 2026
Weakness typeCWE-401CWE-401

How to fix

Update
  • eclipse milo1.1.5 or later

Affected products

ProductAffected versionsFixed in
eclipse milo0.6.0 ≤ v < 1.1.51.1.5

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CVE-2026-63252 · Eclipse Milo · Dark Radar