id: PYSEC-2026-459
published: "2026-06-29T11:50:32.119427Z"
modified: "2026-07-01T20:23:00.383868Z"
aliases:
- CVE-2020-7941
- GHSA-w6g9-xccc-347h
summary: Plone Unauthenticated Write Vulnerability
details: A privilege escalation issue in plone.app.contenttypes in Plone 4.3 through 5.2.1 allows users to PUT (overwrite) some content without needing write permission.
affected:
- package:
    name: plone-app-contenttypes
    ecosystem: PyPI
    purl: pkg:pypi/plone-app-contenttypes
  ranges:
  - type: ECOSYSTEM
    events:
    - introduced: "0"
    - fixed: "2.1.6"
  versions:
  - "1.0"
  - 1.0b1
  - 1.0b2
  - 1.0rc1
  - "1.1"
  - 1.1.1
  - 1.1.2
  - 1.1.3
  - 1.1.4
  - 1.1.5
  - 1.1.6
  - 1.1.7
  - 1.1.8
  - 1.1.9
  - 1.1a1
  - 1.1b1
  - 1.1b2
  - 1.1b3
  - 1.1b4
  - 1.1b5
  - 1.1b6
  - 1.2.0
  - 1.2.1
  - 1.2.10
  - 1.2.11
  - 1.2.12
  - 1.2.13
  - 1.2.14
  - 1.2.15
  - 1.2.16
  - 1.2.17
  - 1.2.18
  - 1.2.19
  - 1.2.2
  - 1.2.20
  - 1.2.21
  - 1.2.22
  - 1.2.23
  - 1.2.24
  - 1.2.25
  - 1.2.26
  - 1.2.27
  - 1.2.3
  - 1.2.4
  - 1.2.5
  - 1.2.6
  - 1.2.7
  - 1.2.8
  - 1.2.9
  - 1.2a1
  - 1.2a2
  - 1.2a3
  - 1.2a4
  - 1.2a5
  - 1.2a6
  - 1.2a7
  - 1.2a8
  - 1.2a9
  - 1.2b1
  - 1.2b2
  - 1.2b3
  - 1.2b4
  - 1.3.0
  - "1.4"
  - 1.4.1
  - 1.4.10
  - 1.4.11
  - 1.4.12
  - 1.4.13
  - 1.4.14
  - 1.4.15
  - 1.4.16
  - 1.4.17
  - 1.4.18
  - 1.4.2
  - 1.4.3
  - 1.4.4
  - 1.4.5
  - 1.4.6
  - 1.4.7
  - 1.4.8
  - 1.4.9
  - 2.0.0
  - 2.0.1
  - 2.0.2
  - 2.0.3
  - 2.0.4
  - 2.0.5
  - 2.0.6
  - 2.1.0
  - 2.1.1
  - 2.1.10
  - 2.1.2
  - 2.1.3
  - 2.1.4
  - 2.1.5
references:
- type: ADVISORY
  url: https://nvd.nist.gov/vuln/detail/CVE-2020-7941
- type: PACKAGE
  url: https://github.com/plone/plone.app.contenttypes
- type: WEB
  url: "https://github.com/plone/plone.app.contenttypes/blob/master/CHANGES.rst?plain=1#L372-L374"
- type: WEB
  url: https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2020-90.yaml
- type: WEB
  url: https://plone.org/security/hotfix/20200121
- type: WEB
  url: https://plone.org/security/hotfix/20200121/privilege-escalation-for-overwriting-content
- type: WEB
  url: https://www.openwall.com/lists/oss-security/2020/01/22/1
- type: WEB
  url: http://www.openwall.com/lists/oss-security/2020/01/24/1
- type: PACKAGE
  url: https://pypi.org/project/plone-app-contenttypes
- type: ADVISORY
  url: https://github.com/advisories/GHSA-w6g9-xccc-347h
severity:
- type: CVSS_V3
  score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- type: CVSS_V4
  score: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N