---
id: CVE-2023-54365
title: >-
  Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service
  vulnerability in HTTP/2 request handling inherited from the Go standard
  library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid
  Reset' techniqu…
summary: >-
  Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service
  vulnerability in HTTP/2 request handling inherited from the Go standard
  library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid
  Reset' techniqu…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-400
  - CWE-770
vendor: traefik
product: traefik
affected:
  - traefik < 2.10.5
  - traefik = 3.0.0
  - go < 1.20.10
  - 'go >= 1.21.0, < 1.21.3'
  - openshift_ai
patched:
  - traefik 2.10.5
  - go 1.21.3
published: '2026-06-23'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T23:10:00.127'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2023-54365'
references:
  - url: 'https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling
    label: disclosure@vulncheck.com
  - url: 'https://access.redhat.com/security/cve/CVE-2023-54365'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2491710'
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: >-
      https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-54365.json
    label: 0b0ca135-0b70-47e7-9f44-1890c2a1c46c
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2023-54365'
  - url: 'https://github.com/traefik/traefik'
  - url: >-
      https://groups.google.com/g/golang-announce/c/iNNxDTCjZvo/m/UDd7VKQuAAAJ?pli=1
  - url: 'https://github.com/advisories/GHSA-7v4p-328v-8v5g'
tags:
  - nvd
  - osv
  - go
  - ghsa
epss: 0.00774
epssPercentile: 0.53937
aliases:
  - GHSA-7v4p-328v-8v5g
  - BIT-golang-2023-54365
ecosystem: go
ingestedAt: '2026-07-09T18:56:36.213Z'
---

## Overview

Traefik before 2.10.5 and 3.0.0-beta4 is affected by a denial-of-service vulnerability in HTTP/2 request handling inherited from the Go standard library's HTTP/2 implementation (CVE-2023-44487 / CVE-2023-39325, the 'Rapid Reset' technique). A remote attacker can rapidly create and cancel HTTP/2 streams to exhaust server resources and cause service unavailability.

## Affected

- `traefik < 2.10.5`
- `traefik = 3.0.0`
- `go < 1.20.10`
- `go >= 1.21.0, < 1.21.3`
- `openshift_ai`

## Remediation

Upgrade past the affected range:

- `traefik 2.10.5`
- `go 1.21.3`

## Package advisory (CVE-2023-54365)

Affected packages:

- `github.com/traefik/traefik < 2.10.5`
- `github.com/traefik/traefik >= 3.0.0-beta1, < 3.0.0-beta4`

Patched in:

- `github.com/traefik/traefik 2.10.5`
- `github.com/traefik/traefik 3.0.0-beta4`

Source: https://osv.dev/vulnerability/GHSA-7v4p-328v-8v5g