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High 7.5Published Jun 5, 2026

CVE-2026-45290Cloudburst Network has DoS in RakNet connection handling due to missing bound checks

Updated under an hour ago ()

Does this affect you?

It affects CloudburstMC Network. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Cloudburst Network provides network components used within Cloudburst projects. A vulnerability in versions prior to `1.0.0.CR3-20260417.085727-30` impacts publicly accessible software depending on the affected versions of Network and allows an attacker to exploit a vulnerability in Network to stall the netty event loop, rendering it inoperable. All consumers of the library should upgrade to at least version `1.0.0.CR3-20260417.085727-30`. There are no known workarounds beyond updating the library.

CVSS
7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-770
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
GitHub_M
NVD analysis
Deferred
Record last updated
Jun 9, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
CloudburstMC Network
cloudburstmc:network (from the name)
before 1.0.0.CR3-20260417.085727-30
CNA record

References

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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