Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Eclipse | Milo | >= 0.6.0, < 1.1.5 |
Related Weaknesses (CWE)
References
- https://github.com/eclipse-milo/milo/commit/459715793ec54b0f33367a14f94264500a0dPatch
- https://gitlab.eclipse.org/security/cve-assignment/-/work_items/179Issue TrackingPatchVendor Advisory
- https://gitlab.eclipse.org/security/vulnerability-reports/-/work_items/598Issue TrackingVendor Advisory
FAQ
What is CVE-2026-63252?
CVE-2026-63252 is a vulnerability with a CVSS score of 7.5 (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 exh...
How severe is CVE-2026-63252?
CVE-2026-63252 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-63252?
Check the references section above for vendor advisories and patch information. Affected products include: Eclipse Milo.