CVE-2020-7941: PYSEC-2026-459 - Plone Unauthenticated Write Vulnerability

CVE-2020-7941 · Severity: low · CVSS 3.1 · Published 2026-06-29

Plone Unauthenticated Write Vulnerability

Technologies: plone (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2020-7941 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2020-7941 being exploited in the wild.
How severe is CVE-2020-7941?
Low severity, with a CVSS score of 3.1, published 29 June 2026.
Which products and versions are affected?
plone (PyPI) ECOSYSTEM:introduced=4.3,fixed=5.2.2, ECOSYSTEM:introduced=4.3,last_affected=5.2.1; plone.app.contenttypes (PyPI) ECOSYSTEM:introduced=0, ECOSYSTEM:introduced=0,fixed=2.1.6.
Is there a fix for CVE-2020-7941?
Yes. plone (PyPI): upgrade to 5.2.2 or later; plone.app.contenttypes (PyPI): upgrade to 2.1.6 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2020-7941?
Check whether you run plone (PyPI) or plone.app.contenttypes (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • plone (PyPI): upgrade to 5.2.2 or later
    pip install "plone>=5.2.2"
  • plone.app.contenttypes (PyPI): upgrade to 2.1.6 or later
    pip install "plone.app.contenttypes>=2.1.6"

Affected products

  • plone (PyPI) ECOSYSTEM:introduced=4.3,fixed=5.2.2, ECOSYSTEM:introduced=4.3,last_affected=5.2.1
  • plone.app.contenttypes (PyPI) ECOSYSTEM:introduced=0, ECOSYSTEM:introduced=0,fixed=2.1.6

Identifiers

  • CVE-2020-7941
  • GHSA-w6g9-xccc-347h
  • PYSEC-2020-90
  • PYSEC-2026-459

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.