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CVE-2026-123863

🗓️ 11 Nov 2026 18:16:12Reported by MendType 
mend
 mend
🔗 www.mend.io👁 2 Views

Unauthenticated DoS in Node.js HTTP/2 session teardown terminates the process.

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Detection
Refs
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2026-123863
11 Nov 202618:16
–alpinelinux
circl
Circl
CVE-2026-123863
11 Nov 202619:00
–circl
cve
CVE
CVE-2026-123863
11 Nov 202618:16
–cve
cvelist
Cvelist
CVE-2026-123863 Node.js is vulnerable to a remote HTTP/2 denial of service via a reachable assertion in Http2Session teardown
11 Nov 202618:16
–cvelist
debiancve
Debian CVE
CVE-2026-123863
12 Nov 202610:51
–debiancve
euvd
EUVD
EUVD-2026-123682
11 Nov 202618:16
–euvd
ncsc
NCSC
Vulnerabilities fixed in Node.js
12 Nov 202614:19
–ncsc
nodejsblog
Node JS Blog
Wednesday, November 11, 2026 Security Releases
11 Nov 202600:00
–nodejsblog
nvd
NVD
CVE-2026-123863
11 Nov 202619:17
–nvd
osv_alpine
osv_alpine
ALPINE-CVE-2026-123863
11 Nov 202619:17
–osv_alpine
Rows per page
Vulners
Node
OR
nodejsnodejsRange26.10.0–26.13.1
nodejsnode.jsRange26.9.0–26.13.1
nodejsnode.jsRange24.22.0–24.22.3
nodejsnodejsRange24.22.1–24.22.3

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12 Nov 2026 09:31Current
7.6High risk
Vulners AI Score7.6
CVSS 3.18.2
CVSS 48.8
CVSS 38.2
EPSS0.00461
2