WID-SEC-W-2026-2677

Vulnerability from csaf_certbund - Published: 2026-08-05 22:00 - Updated: 2026-08-05 22:00
Summary
RedHat Build of Keycloak: Mehrere Schwachstellen
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Keycloak ermöglicht Single Sign-On mit Identity and Access Management für moderne Anwendungen und Dienste.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um Administratorrechte zu erlangen, Benutzerkonten zu übernehmen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen, Daten zu manipulieren oder einen Denial-of-Service-Zustand herbeizuführen.
Betroffene Betriebssysteme: - Linux
CVE-2026-15572
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
CVE-2026-15573
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
CVE-2026-16071
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
CVE-2026-16100
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
CVE-2026-16102
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
CVE-2026-16442
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
CVE-2026-18967
Affected products
Product Identifier Version Remediation
Open Source Keycloak Red Hat build of Keycloa <26.6-11
Open Source / Keycloak
 Red Hat build of Keycloa <26.6-11
Open Source Keycloak Red Hat build of Keycloa <26.4-22
Open Source / Keycloak
 Red Hat build of Keycloa <26.4-22
Open Source Keycloak Red Hat build of Keycloa <26.4.14-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.4.14-1
Open Source Keycloak Red Hat build of Keycloa <26.6.5-1
Open Source / Keycloak
 Red Hat build of Keycloa <26.6.5-1
References
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{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "Keycloak erm\u00f6glicht Single Sign-On mit Identity and Access Management f\u00fcr moderne Anwendungen und Dienste.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann mehrere Schwachstellen in Keycloak ausnutzen, um Administratorrechte zu erlangen, Benutzerkonten zu \u00fcbernehmen, Sicherheitsma\u00dfnahmen zu umgehen, vertrauliche Informationen offenzulegen, Daten zu manipulieren oder einen Denial-of-Service-Zustand herbeizuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-2677 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2677.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-2677 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2677"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-6J7G-HR6V-3HXC"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-6X4H-V8CP-WHWH"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-M28W-C4HX-9FVG"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-XJ3W-M54W-H7P9"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-VJ6M-HV26-QX79"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-CJ2R-7GQH-WX4F"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-53381"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-53382"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-53383"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-53384"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-53395"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-53398"
      },
      {
        "category": "external",
        "summary": "EU Vulnerability Database vom 2026-08-05",
        "url": "https://github.com/advisories/GHSA-fghp-hcwh-75j2"
      }
    ],
    "source_lang": "en-US",
    "title": "RedHat Build of Keycloak: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2026-08-05T22:00:00.000+00:00",
      "generator": {
        "date": "2026-08-06T11:31:11.167+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-2677",
      "initial_release_date": "2026-08-05T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-08-05T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "Red Hat build of Keycloa \u003c26.4.14-1",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa \u003c26.4.14-1",
                  "product_id": "T057664"
                }
              },
              {
                "category": "product_version",
                "name": "Red Hat build of Keycloa 26.4.14-1",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa 26.4.14-1",
                  "product_id": "T057664-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:keycloak:keycloak:red_hat_build_of_keycloa__26.4.14-1"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Red Hat build of Keycloa \u003c26.6.5-1",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa \u003c26.6.5-1",
                  "product_id": "T057665"
                }
              },
              {
                "category": "product_version",
                "name": "Red Hat build of Keycloa 26.6.5-1",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa 26.6.5-1",
                  "product_id": "T057665-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:keycloak:keycloak:red_hat_build_of_keycloa__26.6.5-1"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Red Hat build of Keycloa \u003c26.6-11",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa \u003c26.6-11",
                  "product_id": "T057666"
                }
              },
              {
                "category": "product_version",
                "name": "Red Hat build of Keycloa 26.6-11",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa 26.6-11",
                  "product_id": "T057666-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:keycloak:keycloak:red_hat_build_of_keycloa__26.6-11"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "Red Hat build of Keycloa \u003c26.4-22",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa \u003c26.4-22",
                  "product_id": "T057667"
                }
              },
              {
                "category": "product_version",
                "name": "Red Hat build of Keycloa 26.4-22",
                "product": {
                  "name": "Open Source Keycloak Red Hat build of Keycloa 26.4-22",
                  "product_id": "T057667-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:keycloak:keycloak:red_hat_build_of_keycloa__26.4-22"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Keycloak"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-15572",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-15572"
    },
    {
      "cve": "CVE-2026-15573",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-15573"
    },
    {
      "cve": "CVE-2026-16071",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-16071"
    },
    {
      "cve": "CVE-2026-16100",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-16100"
    },
    {
      "cve": "CVE-2026-16102",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-16102"
    },
    {
      "cve": "CVE-2026-16442",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-16442"
    },
    {
      "cve": "CVE-2026-18967",
      "product_status": {
        "known_affected": [
          "T057666",
          "T057667",
          "T057664",
          "T057665"
        ]
      },
      "release_date": "2026-08-05T22:00:00.000+00:00",
      "title": "CVE-2026-18967"
    }
  ]
}



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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.