RHSA-2025:2545

Vulnerability from csaf_redhat - Published: 2025-03-10 18:02 - Updated: 2026-01-29 15:36
Summary
Red Hat Security Advisory: Red Hat build of Keycloak 26.0.10 Update

Notes

Topic
New Red Hat build of Keycloak 26.0.10 packages are available from the Customer Portal
Details
Red Hat build of Keycloak 26.0.10 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. Security fixes: * Authentication Bypass Due to Missing LDAP Bind After Password Reset in Keycloak (CVE-2025-0604) * Improper Authorization in Keycloak Organization Mapper Allows Unauthorized Organization Claims (CVE-2025-1391)
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
To clipboard Create KEV Entry 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://access.redhat.com/security/updates/classification/",
      "text": "Moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "New Red Hat build of Keycloak 26.0.10 packages are available from the Customer Portal",
        "title": "Topic"
      },
      {
        "category": "general",
        "text": "Red Hat build of Keycloak 26.0.10 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications.\n\nSecurity fixes:\n* Authentication Bypass Due to Missing LDAP Bind After Password Reset in Keycloak (CVE-2025-0604)\n* Improper Authorization in Keycloak Organization Mapper Allows Unauthorized Organization Claims (CVE-2025-1391)",
        "title": "Details"
      },
      {
        "category": "legal_disclaimer",
        "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.",
        "title": "Terms of Use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://access.redhat.com/security/team/contact/",
      "issuing_authority": "Red Hat Product Security is responsible for vulnerability handling across all Red Hat products and services.",
      "name": "Red Hat Product Security",
      "namespace": "https://www.redhat.com"
    },
    "references": [
      {
        "category": "self",
        "summary": "https://access.redhat.com/errata/RHSA-2025:2545",
        "url": "https://access.redhat.com/errata/RHSA-2025:2545"
      },
      {
        "category": "external",
        "summary": "https://access.redhat.com/security/updates/classification/#moderate",
        "url": "https://access.redhat.com/security/updates/classification/#moderate"
      },
      {
        "category": "external",
        "summary": "2338993",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2338993"
      },
      {
        "category": "external",
        "summary": "2346082",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2346082"
      },
      {
        "category": "self",
        "summary": "Canonical URL",
        "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_2545.json"
      }
    ],
    "title": "Red Hat Security Advisory: Red Hat build of Keycloak 26.0.10 Update",
    "tracking": {
      "current_release_date": "2026-01-29T15:36:50+00:00",
      "generator": {
        "date": "2026-01-29T15:36:50+00:00",
        "engine": {
          "name": "Red Hat SDEngine",
          "version": "4.6.16"
        }
      },
      "id": "RHSA-2025:2545",
      "initial_release_date": "2025-03-10T18:02:53+00:00",
      "revision_history": [
        {
          "date": "2025-03-10T18:02:53+00:00",
          "number": "1",
          "summary": "Initial version"
        },
        {
          "date": "2025-03-10T18:02:53+00:00",
          "number": "2",
          "summary": "Last updated version"
        },
        {
          "date": "2026-01-29T15:36:50+00:00",
          "number": "3",
          "summary": "Last generated version"
        }
      ],
      "status": "final",
      "version": "3"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Red Hat Build of Keycloak",
                "product": {
                  "name": "Red Hat Build of Keycloak",
                  "product_id": "Red Hat Build of Keycloak",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:redhat:build_keycloak:26"
                  }
                }
              }
            ],
            "category": "product_family",
            "name": "Red Hat build of Keycloak"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-47072",
      "cwe": {
        "id": "CWE-502",
        "name": "Deserialization of Untrusted Data"
      },
      "discovery_date": "2024-11-08T13:47:39.374198+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2324606"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the XStream library. A remote attacker may trigger a denial of service by manipulating the processed input stream when XStream is configured to use the BinaryStreamDriver. This issue may lead to the termination of the application.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "com.thoughtworks.xstream: XStream is vulnerable to a Denial of Service attack due to stack overflow from a manipulated binary input stream",
          "title": "Vulnerability summary"
        },
        {
          "category": "other",
          "text": "This vulnerability in XStream is considered an Important severity rather than Moderate because it exposes applications to a denial of service (DoS) attack with relative ease. By exploiting the flaw in the `BinaryStreamDriver`, an attacker can manipulate the binary input stream to trigger a stack overflow, which terminates the application unexpectedly. Unlike moderate vulnerabilities, which may require specific conditions or limited privileges, this flaw enables remote attackers to forcefully terminate services by crafting malicious input, impacting system availability. Additionally, the vulnerability\u2019s reliance on a common serialization mechanism elevates the risk, as it may affect applications across various environments and industries where XStream is deployed.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Build of Keycloak"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2024-47072"
        },
        {
          "category": "external",
          "summary": "RHBZ#2324606",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324606"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2024-47072",
          "url": "https://www.cve.org/CVERecord?id=CVE-2024-47072"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2024-47072",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-47072"
        },
        {
          "category": "external",
          "summary": "https://github.com/x-stream/xstream/commit/bb838ce2269cac47433e31c77b2b236466e9f266",
          "url": "https://github.com/x-stream/xstream/commit/bb838ce2269cac47433e31c77b2b236466e9f266"
        },
        {
          "category": "external",
          "summary": "https://github.com/x-stream/xstream/security/advisories/GHSA-hfq9-hggm-c56q",
          "url": "https://github.com/x-stream/xstream/security/advisories/GHSA-hfq9-hggm-c56q"
        },
        {
          "category": "external",
          "summary": "https://x-stream.github.io/CVE-2024-47072.html",
          "url": "https://x-stream.github.io/CVE-2024-47072.html"
        }
      ],
      "release_date": "2024-11-07T23:38:52.978000+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-03-10T18:02:53+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2025:2545"
        },
        {
          "category": "workaround",
          "details": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "com.thoughtworks.xstream: XStream is vulnerable to a Denial of Service attack due to stack overflow from a manipulated binary input stream"
    },
    {
      "acknowledgments": [
        {
          "names": [
            "Dwayne Du"
          ]
        }
      ],
      "cve": "CVE-2025-0604",
      "cwe": {
        "id": "CWE-287",
        "name": "Improper Authentication"
      },
      "discovery_date": "2025-01-20T11:30:22.389000+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2338993"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in Keycloak. When an Active Directory user resets their password, the system updates it without performing an LDAP bind to validate the new credentials against AD. This vulnerability allows users whose AD accounts are expired or disabled to regain access in Keycloak, bypassing AD restrictions. The issue enables authentication bypass and could allow unauthorized access under certain conditions.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak-ldap-federation: Authentication Bypass Due to Missing LDAP Bind After Password Reset in Keycloak",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Build of Keycloak"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-0604"
        },
        {
          "category": "external",
          "summary": "RHBZ#2338993",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2338993"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-0604",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-0604"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-0604",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-0604"
        }
      ],
      "release_date": "2025-01-20T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-03-10T18:02:53+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2025:2545"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "keycloak-ldap-federation: Authentication Bypass Due to Missing LDAP Bind After Password Reset in Keycloak"
    },
    {
      "cve": "CVE-2025-1391",
      "cwe": {
        "id": "CWE-284",
        "name": "Improper Access Control"
      },
      "discovery_date": "2025-02-17T07:46:40.184000+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "2346082"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A flaw was found in the Keycloak organization feature, which allows the incorrect assignment of an organization to a user if their username or email matches the organization\u2019s domain pattern. This issue occurs at the mapper level, leading to misrepresentation in tokens. If an application relies on these claims for authorization, it may incorrectly assume a user belongs to an organization they are not a member of, potentially granting unauthorized access or privileges.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "keycloak-services: Improper Authorization in Keycloak Organization Mapper Allows Unauthorized Organization Claims",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
        "fixed": [
          "Red Hat Build of Keycloak"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2025-1391"
        },
        {
          "category": "external",
          "summary": "RHBZ#2346082",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2346082"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2025-1391",
          "url": "https://www.cve.org/CVERecord?id=CVE-2025-1391"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2025-1391",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-1391"
        }
      ],
      "release_date": "2025-02-17T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "date": "2025-03-10T18:02:53+00:00",
          "details": "Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.",
          "product_ids": [
            "Red Hat Build of Keycloak"
          ],
          "restart_required": {
            "category": "none"
          },
          "url": "https://access.redhat.com/errata/RHSA-2025:2545"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 5.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "Red Hat Build of Keycloak"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Moderate"
        }
      ],
      "title": "keycloak-services: Improper Authorization in Keycloak Organization Mapper Allows Unauthorized Organization Claims"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.