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CVE-2026-100664: Improper Input Validation

🗓️ 26 Sep 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

Improper input validation in netty-codec-http3 allows authority confusion via Host header.

Related
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-100664
28 Sep 202601:16
–circl
cve
CVE
CVE-2026-100664
26 Sep 202613:23
–cve
cvelist
Cvelist
CVE-2026-100664 Netty 4.2.2 through 4.2.17 HTTP/1 Host Header Authority Confusion
26 Sep 202613:23
–cvelist
debiancve
Debian CVE
CVE-2026-100664
26 Sep 202613:23
–debiancve
euvd
EUVD
EUVD-2026-87758
26 Sep 202613:23
–euvd
nvd
NVD
CVE-2026-100664
26 Sep 202614:16
–nvd
redhatcve
RedhatCVE
CVE-2026-100664
27 Sep 202607:47
–redhatcve
snyk
Snyk
HTTP Request Smuggling
26 Sep 202614:17
–snyk
ubuntucve
UbuntuCve
CVE-2026-100664
29 Sep 202600:00
–ubuntucve
vulnrichment
Vulnrichment
CVE-2026-100664 Netty 4.2.2 through 4.2.17 HTTP/1 Host Header Authority Confusion
26 Sep 202613:23
–vulnrichment

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28 Sep 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
CVSS 48.7
EPSS0.00329
SSVC
1