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freeipa — security advisory

Type: advisorySources: OSVAdvisory ID: UBUNTU-CVE-2026-79678

A flaw was found in FreeIPA's idp-add command, where insufficiently validated --organization/--base-url input reaches a constrained eval() call before the corresponding LDAP access control check is enforced. This allows any authenticated IPA principal, regardless of privilege level, to enumerate and read the environment variables of the affected server process and to cause denial of service via memory exhaustion.

Products
freeipa
Affected versions
3.2.1-0ubuntu1, 3.3.4-0ubuntu1, 3.3.4-0ubuntu2, 3.3.4-0ubuntu3, 3.3.4-0ubuntu3.1, 3.3.4-0ubuntu3.1+esm1, 4.1.4-1, 4.10.2-1, 4.10.2-2, 4.10.2-2ubuntu3, 4.11.1-1, 4.11.1-2, 4.12.4-1, 4.12.4-2, 4.13.1-1, 4.13.1-1build1, 4.3.1-0ubuntu1, 4.3.1-0ubuntu1+esm1, 4.4.4-3ubuntu1, 4.4.4-4, 4.7.0~pre1+git20180411-2ubuntu1, 4.7.0~pre1+git20180411-2ubuntu2, 4.8.1-2ubuntu1, 4.8.3-1, 4.8.6-1ubuntu2, 4.8.6-1ubuntu6, 4.8.6-1ubuntu8, 4.8.6-1ubuntu9, 4.9.8-1
Fixed versions
Not specified
CVEs
CVE-2026-79678
Confirmed fixed CVEs
Not specified
Updated in this feed
31 Oct 2026, 03:19 UTC · Revision 1

Source evidence

UBUNTU-CVE-2026-79678

core-osv · Original source

Published 7 Sept 2026, 13:20 UTC

A flaw was found in FreeIPA's idp-add command, where insufficiently validated --organization/--base-url input reaches a constrained eval() call before the corresponding LDAP access control check is enforced. This allows any authenticated IPA principal, regardless of privilege level, to enumerate and read the environment variables of the affected server process and to cause denial of service via memory exhaustion.

osv:UBUNTU-CVE-2026-79678

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

freeipa

Fixed versions: Not specified

Complete source record
{
  "id": "8a2f4e9dea52a06954e000dcdf411be2a0e882065f89dc1176b114095c795756",
  "url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-79678",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "UBUNTU-CVE-2026-79678",
    "summary": "A flaw was found in FreeIPA's idp-add command, where insufficiently validated --organization/--base-url input reaches a constrained eval() call before the corresponding LDAP access control check is enforced. This allows any authenticated IPA principal, regardless of privilege level, to enumerate and read the environment variables of the affected server process and to cause denial of service via memory exhaustion.",
    "evidence": "osv:UBUNTU-CVE-2026-79678",
    "products": [
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "3.2.1-0ubuntu1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.3.4-0ubuntu1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.3.4-0ubuntu2",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.3.4-0ubuntu3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.3.4-0ubuntu3.1",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "3.3.4-0ubuntu3.1+esm1",
            "evidence": "/affected/0/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.1.4-1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.3.1-0ubuntu1",
            "evidence": "/affected/1/versions"
          },
          {
            "value": "4.3.1-0ubuntu1+esm1",
            "evidence": "/affected/1/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/2/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.4.4-3ubuntu1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "4.4.4-4",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "4.7.0~pre1+git20180411-2ubuntu1",
            "evidence": "/affected/2/versions"
          },
          {
            "value": "4.7.0~pre1+git20180411-2ubuntu2",
            "evidence": "/affected/2/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/3/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.8.1-2ubuntu1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "4.8.3-1",
            "evidence": "/affected/3/versions"
          },
          {
            "value": "4.8.6-1ubuntu2",
            "evidence": "/affected/3/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/4/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.8.6-1ubuntu6",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "4.8.6-1ubuntu8",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "4.8.6-1ubuntu9",
            "evidence": "/affected/4/versions"
          },
          {
            "value": "4.9.8-1",
            "evidence": "/affected/4/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/5/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.10.2-1",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "4.10.2-2",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "4.10.2-2ubuntu3",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "4.11.1-1",
            "evidence": "/affected/5/versions"
          },
          {
            "value": "4.11.1-2",
            "evidence": "/affected/5/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/6/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.13.1-1",
            "evidence": "/affected/6/versions"
          },
          {
            "value": "4.13.1-1build1",
            "evidence": "/affected/6/versions"
          }
        ]
      },
      {
        "name": {
          "value": "freeipa",
          "evidence": "/affected/7/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": [
          {
            "value": "4.12.4-1",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "4.12.4-2",
            "evidence": "/affected/7/versions"
          },
          {
            "value": "4.13.1-1",
            "evidence": "/affected/7/versions"
          }
        ]
      }
    ],
    "severity": "high",
    "structured": {
      "id": "UBUNTU-CVE-2026-79678",
      "aliases": [
        "UBUNTU-CVE-2026-79678"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"
        },
        {
          "type": "Ubuntu",
          "score": "medium"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=esm-infra-legacy%2Ftrusty",
            "ecosystem": "Ubuntu:Pro:14.04:LTS"
          },
          "versions": [
            "3.2.1-0ubuntu1",
            "3.3.4-0ubuntu1",
            "3.3.4-0ubuntu2",
            "3.3.4-0ubuntu3",
            "3.3.4-0ubuntu3.1",
            "3.3.4-0ubuntu3.1+esm1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-client",
                "binary_version": "3.3.4-0ubuntu3.1+esm1"
              },
              {
                "binary_name": "python-freeipa",
                "binary_version": "3.3.4-0ubuntu3.1+esm1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=esm-apps%2Fxenial",
            "ecosystem": "Ubuntu:Pro:16.04:LTS"
          },
          "versions": [
            "4.1.4-1",
            "4.3.1-0ubuntu1",
            "4.3.1-0ubuntu1+esm1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-admintools",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "freeipa-server",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "freeipa-server-dns",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "freeipa-server-trust-ad",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "freeipa-tests",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "python-ipaclient",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "python-ipalib",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "python-ipaserver",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              },
              {
                "binary_name": "python-ipatests",
                "binary_version": "4.3.1-0ubuntu1+esm1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=bionic",
            "ecosystem": "Ubuntu:18.04:LTS"
          },
          "versions": [
            "4.4.4-3ubuntu1",
            "4.4.4-4",
            "4.7.0~pre1+git20180411-2ubuntu1",
            "4.7.0~pre1+git20180411-2ubuntu2"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-admintools",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "freeipa-server",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "freeipa-server-dns",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "freeipa-server-trust-ad",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "freeipa-tests",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "python-ipaclient",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "python-ipalib",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "python-ipaserver",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              },
              {
                "binary_name": "python-ipatests",
                "binary_version": "4.7.0~pre1+git20180411-2ubuntu2"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=focal",
            "ecosystem": "Ubuntu:20.04:LTS"
          },
          "versions": [
            "4.8.1-2ubuntu1",
            "4.8.3-1",
            "4.8.6-1ubuntu2"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.8.6-1ubuntu2"
              },
              {
                "binary_name": "freeipa-client-samba",
                "binary_version": "4.8.6-1ubuntu2"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.8.6-1ubuntu2"
              },
              {
                "binary_name": "python3-ipaclient",
                "binary_version": "4.8.6-1ubuntu2"
              },
              {
                "binary_name": "python3-ipalib",
                "binary_version": "4.8.6-1ubuntu2"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=jammy",
            "ecosystem": "Ubuntu:22.04:LTS"
          },
          "versions": [
            "4.8.6-1ubuntu6",
            "4.8.6-1ubuntu8",
            "4.8.6-1ubuntu9",
            "4.9.8-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.9.8-1"
              },
              {
                "binary_name": "freeipa-client-epn",
                "binary_version": "4.9.8-1"
              },
              {
                "binary_name": "freeipa-client-samba",
                "binary_version": "4.9.8-1"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.9.8-1"
              },
              {
                "binary_name": "python3-ipaclient",
                "binary_version": "4.9.8-1"
              },
              {
                "binary_name": "python3-ipalib",
                "binary_version": "4.9.8-1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=noble",
            "ecosystem": "Ubuntu:24.04:LTS"
          },
          "versions": [
            "4.10.2-1",
            "4.10.2-2",
            "4.10.2-2ubuntu3",
            "4.11.1-1",
            "4.11.1-2"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.11.1-2"
              },
              {
                "binary_name": "freeipa-client-epn",
                "binary_version": "4.11.1-2"
              },
              {
                "binary_name": "freeipa-client-samba",
                "binary_version": "4.11.1-2"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.11.1-2"
              },
              {
                "binary_name": "python3-ipaclient",
                "binary_version": "4.11.1-2"
              },
              {
                "binary_name": "python3-ipalib",
                "binary_version": "4.11.1-2"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=stonking",
            "ecosystem": "Ubuntu:26.10"
          },
          "versions": [
            "4.13.1-1",
            "4.13.1-1build1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.13.1-1build1"
              },
              {
                "binary_name": "freeipa-client-epn",
                "binary_version": "4.13.1-1build1"
              },
              {
                "binary_name": "freeipa-client-samba",
                "binary_version": "4.13.1-1build1"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.13.1-1build1"
              },
              {
                "binary_name": "python3-ipaclient",
                "binary_version": "4.13.1-1build1"
              },
              {
                "binary_name": "python3-ipalib",
                "binary_version": "4.13.1-1build1"
              }
            ]
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "freeipa",
            "purl": "pkg:deb/ubuntu/freeipa?arch=source&distro=resolute",
            "ecosystem": "Ubuntu:26.04:LTS"
          },
          "versions": [
            "4.12.4-1",
            "4.12.4-2",
            "4.13.1-1"
          ],
          "database_specific": {
            "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-79678.json"
          },
          "ecosystem_specific": {
            "binaries": [
              {
                "binary_name": "freeipa-client",
                "binary_version": "4.13.1-1"
              },
              {
                "binary_name": "freeipa-client-epn",
                "binary_version": "4.13.1-1"
              },
              {
                "binary_name": "freeipa-client-samba",
                "binary_version": "4.13.1-1"
              },
              {
                "binary_name": "freeipa-common",
                "binary_version": "4.13.1-1"
              },
              {
                "binary_name": "python3-ipaclient",
                "binary_version": "4.13.1-1"
              },
              {
                "binary_name": "python3-ipalib",
                "binary_version": "4.13.1-1"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-17T13:01:09.444100099Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-79678"
      ],
      "references": [
        "https://ubuntu.com/security/CVE-2026-79678",
        "https://www.cve.org/CVERecord?id=CVE-2026-79678",
        "https://bugzilla.redhat.com/show_bug.cgi?id=2523356"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-79678",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 361087,
  "published_at": "2026-09-07T13:20:00+00:00"
}