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CVE-2026-5680

🗓️ 27 Aug 2026 16:25:29Reported by redhatType 
cve
 cve🔗 web.nvd.nist.gov👁 60 Views

Exponential buffer growth in Undertow WebSocket permessage-deflate enabling memory exhaustion DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
cvelist
Cvelist		CVE-2026-5680 Undertow-core: undertow: denial of service via websocket permessage-deflate processing
27 Aug 202616:25
–cvelist
debiancve
Debian CVE		CVE-2026-5680
27 Aug 202616:25
–debiancve
euvd
EUVD		EUVD-2026-67086
27 Aug 202616:25
–euvd
nvd
NVD		CVE-2026-5680
27 Aug 202617:18
–nvd
osv
OSV		DEBIAN-CVE-2026-5680
27 Aug 202617:18
–osv
osv
OSV		UBUNTU-CVE-2026-5680
27 Aug 202617:18
–osv
ptsecurity
Positive Technologies		PT-2026-82541
27 Aug 202600:00
–ptsecurity
redhatcve
RedhatCVE		CVE-2026-5680
27 Aug 202616:25
–redhatcve
ubuntucve
UbuntuCve		CVE-2026-5680
27 Aug 202617:18
–ubuntucve
nessus
Tenable Nessus		Linux Distros Unpatched Vulnerability : CVE-2026-5680
27 Aug 202600:00
–nessus
Rows per page
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  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat build of Apache Camel - HawtIO 4",
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]

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09 Sep 2026 12:17Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
EPSS0.00404
SSVC
CWE-770
UndertowWebSocket permessage-deflateExponential buffer growthMemory exhaustionDenial of ServicePerMessageDeflateFunction
60