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CVE-2026-93569: Inconsistent Interpretation of HTTP Requests

🗓️ 18 Sep 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 2 Views

Unauthenticated remote attacker can bypass security in Netty via HTTP/1 to HTTP/2 conversion.

Related
Refs
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-93569
18 Sep 202614:27
–cve
cvelist
Cvelist
CVE-2026-93569 Io.netty/netty-codec-http2: http/1 absolute-form host mismatch is translated to http/2 :authority, overriding the request-target authority
18 Sep 202614:27
–cvelist
debiancve
Debian CVE
CVE-2026-93569
18 Sep 202614:27
–debiancve
euvd
EUVD
EUVD-2026-82945
18 Sep 202614:27
–euvd
nvd
NVD
CVE-2026-93569
18 Sep 202615:17
–nvd
osv
OSV
DEBIAN-CVE-2026-93569
18 Sep 202615:17
–osv
osv
OSV
OPENSUSE-SU-2026:11882-1 netty-4.1.138-1.1 on GA media
24 Sep 202600:00
–osv
osv
OSV
UBUNTU-CVE-2026-93569
18 Sep 202615:17
–osv
redhatcve
RedhatCVE
CVE-2026-93569
18 Sep 202614:27
–redhatcve
susecve
SUSE CVE
SUSE CVE-2026-93569
23 Sep 202616:57
–susecve
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22 Sep 2026 00:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.18.2
EPSS0.00698
SSVC
2