Back to the CVE list
CVE-2026-88008

Traefik: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') and Incorrect Authorization

CVSS score

7.0

EPSS probability

%0.5

Risk score

0.0

Published

1 mo ago

Public Exploits · GitHub and Metasploit Intelligence

This tab scans the sources that NVD labels as exploits, GitHub repositories matching the CVE identifier and Rapid7 Metasploit Framework modules. Only links to sources that were actually found are shown.

CVE-2026-88008 - Traefik (<=2.11.56 / <=3.7.12): a client-controlled h2c upgrade tunnels past routers and middleware (BasicAuth/ForwardAuth/IPAllowList), unauthorised access + no access logging. Stdlib-only Python PoC + real Jetty h2c lab, verified on v3.7.12 vs v3.7.13.

Public PoCSource updated: 27.09.2026 22:58:43

Similar Vulnerabilities

Get this vulnerability through the API

Affected products, version ranges, exploitation status and patch information in a single request, with a free key.

curl -H "x-api-key: $DAYBREACH_API_KEY" \
  "https://api.daybreach.dev/api/v1/intel/cves/CVE-2026-88008"