data/reports/GO-2026-4793.yaml

id: GO-2026-4793
modules:
    - module: github.com/traefik/traefik
      unsupported_versions:
        - last_affected: 1.7.34
      vulnerable_at: 1.7.34
    - module: github.com/traefik/traefik/v2
      versions:
        - fixed: 2.11.41
      vulnerable_at: 2.11.40
    - module: github.com/traefik/traefik/v3
      versions:
        - fixed: 3.6.11
        - introduced: 3.7.0-ea.1
        - fixed: 3.7.0-ea.2
      vulnerable_at: 3.7.0-ea.1
summary: |-
    Traefik has a Potential mTLS Bypass via Fragmented TLS ClientHello Causing
    Pre-SNI Sniff Fallback to Default Non-mTLS TLS Config in github.com/traefik/traefik
cves:
    - CVE-2026-32305
ghsas:
    - GHSA-wvvq-wgcr-9q48
references:
    - advisory: https://github.com/traefik/traefik/security/advisories/GHSA-wvvq-wgcr-9q48
    - advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-32305
    - web: https://github.com/traefik/traefik/releases/tag/v2.11.41
    - web: https://github.com/traefik/traefik/releases/tag/v3.6.11
    - web: https://github.com/traefik/traefik/releases/tag/v3.7.0-ea.2
source:
    id: GHSA-wvvq-wgcr-9q48
    created: 2026-03-23T12:35:16.350155517-04:00
review_status: UNREVIEWED