CERTFR-2026-AVI-0851

Vulnerability from certfr_avis - Published: 2026-07-09 - Updated: 2026-07-09

De multiples vulnérabilités ont été découvertes dans Traefik. Elles permettent à un attaquant de provoquer un contournement de la politique de sécurité.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products
Vendor Product Description
Traefik Traefik Traefik versions antérieures à 2.11.52
Traefik Traefik Traefik versions 3.7.x antérieures à 3.7.7
Traefik Traefik Traefik versions 3.6.x antérieures à 3.6.23
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Traefik versions ant\u00e9rieures \u00e0 2.11.52",
      "product": {
        "name": "Traefik",
        "vendor": {
          "name": "Traefik",
          "scada": false
        }
      }
    },
    {
      "description": "Traefik versions 3.7.x ant\u00e9rieures \u00e0 3.7.7",
      "product": {
        "name": "Traefik",
        "vendor": {
          "name": "Traefik",
          "scada": false
        }
      }
    },
    {
      "description": "Traefik versions 3.6.x ant\u00e9rieures \u00e0 3.6.23",
      "product": {
        "name": "Traefik",
        "vendor": {
          "name": "Traefik",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [],
  "initial_release_date": "2026-07-09T00:00:00",
  "last_revision_date": "2026-07-09T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0851",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-07-09T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Traefik. Elles permettent \u00e0 un attaquant de provoquer un contournement de la politique de s\u00e9curit\u00e9.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Traefik",
  "vendor_advisories": [
    {
      "published_at": "2026-07-09",
      "title": "Bulletin de s\u00e9curit\u00e9 Traefik GHSA-qq9q-x9w4-chhj",
      "url": "https://github.com/traefik/traefik/security/advisories/GHSA-qq9q-x9w4-chhj"
    },
    {
      "published_at": "2026-07-09",
      "title": "Bulletin de s\u00e9curit\u00e9 Traefik GHSA-cxjq-mrr5-89rv",
      "url": "https://github.com/traefik/traefik/security/advisories/GHSA-cxjq-mrr5-89rv"
    },
    {
      "published_at": "2026-07-09",
      "title": "Bulletin de s\u00e9curit\u00e9 Traefik GHSA-42cj-m3vj-89wv",
      "url": "https://github.com/traefik/traefik/security/advisories/GHSA-42cj-m3vj-89wv"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.