CVE-2020-28734: XEE
First published: Wed Dec 30 2020(Updated: )
Plone before 5.2.3 allows XXE attacks via a feature that is explicitly only available to the Manager role.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| pip/plone.supermodel | <1.6.3 | 1.6.3 |
| pip/plone.app.dexterity | <2.6.8 | 2.6.8 |
| pip/plone.app.theming | <4.1.6 | 4.1.6 |
| pip/plone.app.event | <3.2.10 | 3.2.10 |
| pip/Plone | <5.2.3 | 5.2.3 |
| Plone Plone | <5.2.3 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2020-28734
- https://github.com/plone/Products.CMFPlone/issues/3209
- https://dist.plone.org/release/5.2.3/RELEASE-NOTES.txt
- https://github.com/advisories/GHSA-wq6x-g685-w5f2 (Advisory)
- https://www.misakikata.com/codes/plone/python-en.html
- https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2020-246.yaml
Frequently Asked Questions
What is CVE-2020-28734?
CVE-2020-28734 is a vulnerability in Plone before version 5.2.3 which allows XXE attacks via a feature that is explicitly only available to the Manager role.
How severe is CVE-2020-28734?
CVE-2020-28734 has a severity score of 8.8 (high).
Which software versions are affected by CVE-2020-28734?
Plone versions before 5.2.3 are affected by CVE-2020-28734.
What is the remedy for CVE-2020-28734?
To fix CVE-2020-28734, update the affected software versions to Plone 5.2.3 or later.
Where can I find more information about CVE-2020-28734?
More information about CVE-2020-28734 can be found at the following references: [Link 1](https://nvd.nist.gov/vuln/detail/CVE-2020-28734), [Link 2](https://github.com/plone/Products.CMFPlone/issues/3209), [Link 3](https://dist.plone.org/release/5.2.3/RELEASE-NOTES.txt).
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