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CVE-2026-100663

🗓️ 26 Sep 2026 14:16:00Reported by ubuntu.comType 
ubuntucve
 ubuntucve
🔗 ubuntu.com👁 5 Views

Improper handling of HTTP/1 CONNECT targets in Netty's HTTP/3 codec allows request smuggling.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-100663
28 Sep 202601:16
–circl
cve
CVE
CVE-2026-100663
26 Sep 202613:23
–cve
cvelist
Cvelist
CVE-2026-100663 Netty HTTP/1 CONNECT authority-form mistranslated to malformed HTTP/3
26 Sep 202613:23
–cvelist
debiancve
Debian CVE
CVE-2026-100663
26 Sep 202613:23
–debiancve
euvd
EUVD
EUVD-2026-87757
26 Sep 202613:23
–euvd
nvd
NVD
CVE-2026-100663
26 Sep 202614:16
–nvd
osv
OSV
UBUNTU-CVE-2026-100663
26 Sep 202614:16
–osv
ptsecurity
Positive Technologies
PT-2026-99334
26 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-100663: Improper Input Validation
26 Sep 202600:00
–rapid7
redhatcve
RedhatCVE
CVE-2026-100663
27 Sep 202607:47
–redhatcve
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Ubuntu14.04allnetty0netty_0_all.deb
Ubuntu16.04allnetty0netty_0_all.deb
Ubuntu18.04allnetty0netty_0_all.deb
Ubuntu20.04allnetty0netty_0_all.deb
Ubuntu22.04allnetty0netty_0_all.deb
Ubuntu24.04allnetty0netty_0_all.deb
Ubuntu26.04allnetty0netty_0_all.deb

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30 Sep 2026 19:02Current
6Medium risk
Vulners AI Score6
CVSS 3.17.5
CVSS 48.7
EPSS0.00301
SSVC
5