PYSEC-2026-2964

Vulnerability from pysec - Published: 2026-07-09 16:49 - Updated: 2026-07-13 16:05
VLAI
Details

Plone 3.3.0 through 3.3.6, 4.0.0 through 4.0.10, 4.1.0 through 4.1.6, 4.2.0 through 4.2.7, 4.3.0 through 4.3.6, and 5.0rc1 allows remote attackers to add a new member to a Plone site with registration enabled, without acknowledgment of site administrator.

Severity
5.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
8.2 (High)
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Impacted products
Name purl
products-cmfplone pkg:pypi/products-cmfplone
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "products-cmfplone",
        "purl": "pkg:pypi/products-cmfplone"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.3.0"
            },
            {
              "fixed": "4.3.7"
            },
            {
              "introduced": "5.0a1"
            },
            {
              "fixed": "5.0rc2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "4.0b1",
        "4.1",
        "4.1.1",
        "4.1.2",
        "4.1.3",
        "4.1.4",
        "4.1.5",
        "4.1.6",
        "4.1a1",
        "4.1a2",
        "4.1a3",
        "4.1b1",
        "4.1b2",
        "4.1rc2",
        "4.1rc3",
        "4.2",
        "4.2.0.1",
        "4.2.1",
        "4.2.1.1",
        "4.2.2",
        "4.2.3",
        "4.2.4",
        "4.2.5",
        "4.2.6",
        "4.2.7",
        "4.2a1",
        "4.2a2",
        "4.2b1",
        "4.2b2",
        "4.2rc1",
        "4.2rc2",
        "4.3",
        "4.3.1",
        "4.3.2",
        "4.3.3",
        "4.3.4",
        "4.3.4.1",
        "4.3.5",
        "4.3.6",
        "4.3a1",
        "4.3a2",
        "4.3b1",
        "4.3b2",
        "4.3rc1",
        "5.0a1",
        "5.0a2",
        "5.0a3",
        "5.0b1",
        "5.0b1.post1",
        "5.0b2",
        "5.0b3",
        "5.0b4",
        "5.0rc1"
      ]
    }
  ],
  "aliases": [
    "CVE-2015-7315",
    "GHSA-984m-rj28-8c6x"
  ],
  "details": "Plone 3.3.0 through 3.3.6, 4.0.0 through 4.0.10, 4.1.0 through 4.1.6, 4.2.0 through 4.2.7, 4.3.0 through 4.3.6, and 5.0rc1 allows remote attackers to add a new member to a Plone site with registration enabled, without acknowledgment of site administrator.",
  "id": "PYSEC-2026-2964",
  "modified": "2026-07-13T16:05:47.914474Z",
  "published": "2026-07-09T16:49:46.423703Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2015-7315"
    },
    {
      "type": "WEB",
      "url": "https://github.com/plone/Products.CMFPlone/commit/1845b0a92312291811b68907bf2aa0fb448c4016"
    },
    {
      "type": "WEB",
      "url": "https://github.com/plone/Products.CMFPlone/commit/9f0111f85cd14f3f067044b59b93e2856c99d542"
    },
    {
      "type": "WEB",
      "url": "https://github.com/zopefoundation/Products.CMFCore/commit/e1d981bfa14b664317285f0f36498f4be4a23406"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1264791"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/plone/Products.CMFPlone"
    },
    {
      "type": "WEB",
      "url": "https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2017-52.yaml"
    },
    {
      "type": "WEB",
      "url": "https://plone.org/security/hotfix/20150910/anonymous-is-able-to-create-plone-members"
    },
    {
      "type": "WEB",
      "url": "https://pypi.org/project/Products.PloneHotfix20150910"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2015/09/22/13"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/products-cmfplone"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-984m-rj28-8c6x"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Plone unauthorized member addition vulnerability"
}



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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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