CVE-2026-45291

Cloudburst Network erroneously handles invalid connections

State: Published
Severity: 7.5 High
Published: Jun 5, 2026
Updated: Jun 8, 2026
Reserved: May 11, 2026

Description

Cloudburst Network provides network components used within Cloudburst projects. A vulnerability in versions prior to `1.0.0.CR3-20260418.124334-32` impacts publicly accessible software depending on the affected versions of Network and allows an attacker to exploit a bug in Network to close the parent netty channel, rendering it inoperable. All consumers of the library should upgrade to at least version `1.0.0.CR3-20260418.124334-32`. There are no known workarounds beyond updating the library.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	GitHub_M

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
NetworkCloudburstMC	< 1.0.0.CR3-20260418.124334-32Affected

References

https://github.com/CloudburstMC/Network/security/advisories/GHSA-rh6x-g5c8-2rmf

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.