# Post with CDATA block produces invalid RSS feed?

**URL:** <https://meta.discourse.org/t/post-with-cdata-block-produces-invalid-rss-feed/53362>\
**Category:** Product Support\
**Created:** [25 Novembre 2016, 12:32pm UTC](https://meta.discourse.org/t/post-with-cdata-block-produces-invalid-rss-feed/53362 "2016-11-25T12:32:23Z")\
**Posts on this page:** 1\
**Showing post:** 12

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**Author:** ![iamntz](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/iamntz/32/114670_2.png) [@iamntz](https://meta.discourse.org/u/iamntz)\
**Post date:** [27 Novembre 2016, 10:17am UTC](https://meta.discourse.org/t/post-with-cdata-block-produces-invalid-rss-feed/53362/12 "2016-11-27T10:17:44Z")

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I can see few approaches:

1. Allow only a handful of html tags on feeds (i.e. formatting tags, links, images)

- Block potential unsafe tags in feeds (iframe, object),
- Show only an excerpt (i.e. only a part of the topic, fully stripped of tags)

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