PT-2026-51489 · Traefik · Traefik

Published 2026-06-23 · Updated 2026-06-23 · CVE-2023-54365

Mitre

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Fix

Resource Exhaustion

Weakness Enumeration

CWE-400

Related Identifiers

CVE-2023-54365

Affected Products

Traefik

References · 3

• https://github.com/traefik/traefik/security/advisories/GHSA-7v4p-328v-8v5g · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-54365 · Security Note
• https://vulncheck.com/advisories/traefik-denial-of-service-via-http-2-request-handling · Note