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Cross-site scripting (XSS) vulnerability in an unspecified page template in Plone CMS 5.x through 5....

plone Updated 02 Oct 2025

Summary

07/03/2017
CVE-2016-7139
Yes i
Moderate
6.1

CVE-2016-7139: Cross-site scripting (XSS) vulnerability in an unspecified page template in Plone CMS 5.x through 5.0.6, 4.x through 4.3.11, and 3.3.x through 3.3.6 allows remote attackers to inject arbitrary web script or HTML via unkn... Affects plone across 3 version ranges.

>= 3.3, < 4.0a1 >= 4.0, < 4.3.12 >= 5.0, < 5.0.7

Fixed in 4.0a1, 4.3.12 or 5.0.7, depending on the release line you run. How to fix ↓

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Cross-site scripting (XSS) vulnerability in an unspecified page template in Plone CMS 5.x through 5.0.6, 4.x through 4.3.11, and 3.3.x through 3.3.6 allows remote attackers to inject arbitrary web script or HTML via unknown vectors.

How To Fix

Latest published version: 6.2.2 as of 23 Oct 2026 

pip install --upgrade "plone==6.2.2"

Upgrading to it may include breaking changes; the versions below are the minimum fixed release for this vulnerability.

If you can't move to the latest

The minimum fixed version depends on the release line you run.

  • >= 3.3, < 4.0a1 4.0a1 
    pip install --upgrade "plone==4.0a1"
  • >= 4.0, < 4.3.12 4.3.12 
    pip install --upgrade "plone==4.3.12"
  • >= 5.0, < 5.0.7 5.0.7 
    pip install --upgrade "plone==5.0.7"

Tip — Not sure which release line you're on? Vulert can find the fix for the version you are using. Scan free →

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How To Fix

Latest published version: 6.2.2 as of 23 Oct 2026 

pip install --upgrade "plone==6.2.2"

Upgrading to it may include breaking changes; the versions below are the minimum fixed release for this vulnerability.

If you can't move to the latest

The minimum fixed version depends on the release line you run.

  • >= 3.3, < 4.0a1 4.0a1 
    pip install --upgrade "plone==4.0a1"
  • >= 4.0, < 4.3.12 4.3.12 
    pip install --upgrade "plone==4.3.12"
  • >= 5.0, < 5.0.7 5.0.7 
    pip install --upgrade "plone==5.0.7"

Tip — Not sure which release line you're on? Vulert can find the fix for the version you are using. Scan free →

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