Added v21.10.3 blogpost

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Dan Brown 2021-11-01 13:29:10 +00:00
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@ -37,6 +37,14 @@ This is primarily a list of breaking changes & security notices.
Details of updates can be found on [our blog](https://www.bookstackapp.com/blog/) or via
the [GitHub releases page](https://github.com/BookStackApp/BookStack/releases).
#### Updating to v21.10.3 or higher
**Security** - v21.10.3 looks to address a couple of vulnerabilities within the attachment and image
serving mechanisms. The attachment vulnerability could result in users uploading content to be served
in a way that can be utilized for phishing. The image serving vulnerability could result in unintended
file access within your BookStack storage folder.
#### Updating to v21.10.1/v21.10.2 or higher
**Security** - Both v21.10.1 and v21.10.2 were released to address a vulnerability