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CVE-2026-5680

🗓️ 27 Aug 2026 16:25:29Reported by Debian Security Bug TrackerType 
debiancve
 debiancve
🔗 security-tracker.debian.org👁 6 Views

DoS in Undertow via crafted permessage-deflate WebSocket messages causing exponential memory growth.

Related
Packages
ReporterTitlePublishedViews
Family
cve
CVE
CVE-2026-5680
27 Aug 202616:25
cve
cvelist
Cvelist
CVE-2026-5680 Undertow-core: undertow: denial of service via websocket permessage-deflate processing
27 Aug 202616:25
cvelist
euvd
EUVD
EUVD-2026-67086
27 Aug 202616:25
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nvd
NVD
CVE-2026-5680
27 Aug 202617:18
nvd
osv
OSV
DEBIAN-CVE-2026-5680
27 Aug 202617:18
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ptsecurity
Positive Technologies
PT-2026-82541
27 Aug 202600:00
ptsecurity
redhatcve
RedhatCVE
CVE-2026-5680
27 Aug 202616:25
redhatcve
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-5680
27 Aug 202600:00
nessus
OSOS VersionArchitecturePackagePackage VersionFilename
Debian14allundertow2.3.20-1undertow_2.3.20-1_all.deb
Debian999allundertow2.3.20-1undertow_2.3.20-1_all.deb

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27 Aug 2026 16:25Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.5
EPSS0.00404
6