CVE-2026-63252

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.

Overview

State: PUBLISHED
Assigner (CNA): eclipse
CVSS severity: HIGH
CVSS score: 8.7 / 10
CVSS vector: 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
Effective score: 8.7 / 10 HIGH source: CNA overview
CWE(s): CWE-401
Reserved: 2026-07-16
Published: 2026-08-04 12:03 UTC
Last updated: 2026-08-04 15:02 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/63xxx/CVE-2026-63252.json
Linked Threat: CVE-2026-63252 — CVE-2026-63252

Affected products (1)

Vendor	Product	Versions	Platforms
Eclipse Foundation	Eclipse Milo	`0.6.0` (affected)	—

Vendor references (3)

References embedded in the original CVE record by the assigning CNA.

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-63252.json.

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                "role": "CISA Coordinator",
                "timestamp": "2026-08-04T14:28:19.255881Z",
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