Add changelog for #12503

Fixes #12498

CHANGELOG.txt

@@ -19,6 +19,9 @@ Changelog
  * Docs: Refine titles, references and URLS to better align with the documentation style guide, including US spelling (Srishti Jaiswal)
  * Docs: Recommend a larger `DATA_UPLOAD_MAX_NUMBER_FIELDS` when integrating Wagtail into Django (Matt Westcott)
  * Docs: Improve code highlighting and formatting for Python docstrings in core models (Srishti Jaiswal)
+ * Docs: Update all JavaScript inline scripts & some CSS inline style tags to a CSP compliant approach by using external scripts/styles (Aayushman Singh)
+ * Docs: Update usage of `mark_safe` to `format_html` for any script inclusions, to better avoid XSS issues from example code (Aayushman Singh)
+ * Docs: Update documentation writing guidelines to encourage better considerations of security, accessibility and good practice when writing code examples (Aayushman Singh, LB (Ben) Johnston)
  * Maintenance: Close open files when reading within utils/setup.py (Ataf Fazledin Ahamed)
  * Maintenance: Avoid redundant `ALLOWED_HOSTS` check in `Site.find_for_request` (Jake Howard)
  * Maintenance: Update `CloneController` to ensure that `added`/`cleared` events are not dispatched as cancelable (LB (Ben) Johnston)

CONTRIBUTORS.md

@@ -852,6 +852,7 @@
 * Ataf Fazledin Ahamed
 * Ayaan Qadri
 * manu
+* Aayushman Singh
 
 ## Translators
 

docs/releases/6.4.md

@@ -36,6 +36,9 @@ depth: 1
  * Refine titles, references and URLS to better align with the documentation style guide, including US spelling (Srishti Jaiswal)
  * Recommend a larger `DATA_UPLOAD_MAX_NUMBER_FIELDS` when [integrating Wagtail into Django](../getting_started/integrating_into_django.md) (Matt Westcott)
  * Improve code highlighting and formatting for Python docstrings in core models (Srishti Jaiswal)
+ * Update all JavaScript inline scripts & some CSS inline style tags to a CSP compliant approach by using external scripts/styles (Aayushman Singh)
+ * Update usage of `mark_safe` to `format_html` for any script inclusions, to better avoid XSS issues from example code (Aayushman Singh)
+ * Update documentation writing guidelines to [encourage better considerations](documentation_code_example_considerations) of security, accessibility and good practice when writing code examples (Aayushman Singh, LB (Ben) Johnston)
 
 ### Maintenance