{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-6873",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-03T15:43:52.491634Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-03T15:43:58.829Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pypi.org/project/Django/",
          "defaultStatus": "unaffected",
          "packageName": "django",
          "product": "Django",
          "repo": "https://github.com/django/django/",
          "vendor": "djangoproject",
          "versions": [
            {
              "lessThan": "6.0.6",
              "status": "affected",
              "version": "6.0",
              "versionType": "python"
            },
            {
              "status": "unaffected",
              "version": "6.0.6",
              "versionType": "python"
            },
            {
              "lessThan": "5.2.15",
              "status": "affected",
              "version": "5.2",
              "versionType": "python"
            },
            {
              "status": "unaffected",
              "version": "5.2.15",
              "versionType": "python"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Peng Zhou"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Paul McMillan"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "Natalia Bidart"
        }
      ],
      "datePublic": "2026-06-03T08:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "\u003cp\u003eAn issue was discovered in Django 6.0 before 6.0.6 and 5.2 before 5.2.15.\u003c/p\u003e\u003cp\u003e\u003ccode\u003edjango.http.HttpRequest.get_signed_cookie\u003c/code\u003e in Django uses a non-injective salt derivation (concatenating the cookie name and salt argument), which allows a remote attacker to use a cookie in a context different from the one where it was signed, via distinct \u003ccode\u003e(name, salt)\u003c/code\u003e pairs that produce the same concatenation.\u003c/p\u003e\u003cp\u003eEarlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.\u003c/p\u003e\u003cp\u003eDjango would like to thank Peng Zhou for reporting this issue.\u003c/p\u003e"
            }
          ],
          "value": "An issue was discovered in Django 6.0 before 6.0.6 and 5.2 before 5.2.15.\n`django.http.HttpRequest.get_signed_cookie` in Django uses a non-injective salt derivation (concatenating the cookie name and salt argument), which allows a remote attacker to use a cookie in a context different from the one where it was signed, via distinct `(name, salt)` pairs that produce the same concatenation.\nEarlier, unsupported Django series (such as 5.0.x, 4.1.x, and 3.2.x) were not evaluated and may also be affected.\nDjango would like to thank Peng Zhou for reporting this issue."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-475",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-475: Signature Spoofing by Improper Validation"
            }
          ]
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "namespace": "https://docs.djangoproject.com/en/dev/internals/security/#security-issue-severity-levels",
              "value": "low"
            },
            "type": "Django severity rating"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 3.1,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        },
        {
          "cvssV4_0": {
            "baseScore": 2.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-347",
              "description": "CWE-347: Improper Verification of Cryptographic Signature",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-03T13:16:03.924Z",
        "orgId": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92",
        "shortName": "DSF"
      },
      "references": [
        {
          "name": "Django security archive",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://docs.djangoproject.com/en/dev/releases/security/"
        },
        {
          "name": "Django releases announcements",
          "tags": [
            "mailing-list"
          ],
          "url": "https://groups.google.com/g/django-announce"
        },
        {
          "name": "Django security releases issued: 6.0.6 and 5.2.15",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://www.djangoproject.com/weblog/2026/jun/03/security-releases/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "timeline": [
        {
          "lang": "en",
          "time": "2026-03-27T00:00:00.000Z",
          "value": "Initial report received."
        },
        {
          "lang": "en",
          "time": "2026-05-12T00:00:00.000Z",
          "value": "Vulnerability confirmed."
        },
        {
          "lang": "en",
          "time": "2026-06-03T08:00:00.000Z",
          "value": "Security release issued."
        }
      ],
      "title": "Signed cookie salt namespace collision in django.http.HttpRequest.get_signed_cookie",
      "x_generator": {
        "engine": "cvelib 1.8.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6a34fbeb-21d4-45e7-8e0a-62b95bc12c92",
    "assignerShortName": "DSF",
    "cveId": "CVE-2026-6873",
    "datePublished": "2026-06-03T13:16:03.924Z",
    "dateReserved": "2026-04-22T18:12:39.603Z",
    "dateUpdated": "2026-06-03T15:43:58.829Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}