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CVE-2023-45288

HTTP/2 CONTINUATION flood in net/http

Published: Apr 4, 2024Updated: Nov 4, 2025 Sources: CVE List NVD GHSA BDU
NVD MITRE
7.5CVSSHIGH
EPSS Score
92.0%
Top 0.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

net/http, x/net/http2: close connections when receiving too many headers

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Affected Products

net/httpGoOSS Libraries
golang.org/x/net/http2GoOSS Libraries
golang.org/x/netGoOSS Libraries
net/httpGo standard library
Library
OSS Libraries / go
golang.org/x/net/http2golang.org/x/net
Library
OSS Libraries / go
gopackage-ecosystemOSS Libraries
go standard libraryoss-projectUSOSS Librariesaka golang standard library, net/http, crypto/x509, html/template
golang.org/x/netoss-projectOSS Librariesaka golang.org/x/net
and 3 more affected products View all →

Exploitability

Official Patch Available

References

https://nvd.nist.gov/vuln/detail/CVE-2023-45288
nvd.nist.gov
https://go.dev/cl/576155
go.dev
https://go.dev/issue/65051
go.dev
and 16 more references View all →

Timeline

Published
Apr 4, 2024
Last Updated
Nov 4, 2025

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