CVE-2026-63252

EUVD-2026-52662
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.
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: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
eclipsemilo
0.6.0 ≤
𝑥
≤ 1.1.4
CNA
Common Weakness Enumeration
References
https://github.com/eclipse-milo/milo/commit/459715793ec54b0f33367a14f94264500a0d872b
https://gitlab.eclipse.org/security/cve-assignment/-/work_items/179
https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/598