Title: Block UNION SELECT
Last modified: August 24, 2016

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# Block UNION SELECT

 *  Resolved [Vlada Smitka](https://wordpress.org/support/users/smitka/)
 * (@smitka)
 * [11 years ago](https://wordpress.org/support/topic/block-union-select/)
 * Hi, I think that blocking SQLi via UNION SELECT doesn’t work properly:
 * There is in the $request_uri_array: UNION\+SELECT
 * It checks exact string “UNION+SELECT” case insensitive, real sting may be “UNION
   SELECT”.
 * The rule “UNION.*SELECT” can be better way.
 * [https://wordpress.org/plugins/block-bad-queries/](https://wordpress.org/plugins/block-bad-queries/)

Viewing 3 replies - 1 through 3 (of 3 total)

 *  Plugin Contributor [Julio Potier](https://wordpress.org/support/users/juliobox/)
 * (@juliobox)
 * [11 years ago](https://wordpress.org/support/topic/block-union-select/#post-6171128)
 * Hi
    Thank you Smitka! Nice catch
 *  Plugin Author [Jeff Starr](https://wordpress.org/support/users/specialk/)
 * (@specialk)
 * [11 years ago](https://wordpress.org/support/topic/block-union-select/#post-6171207)
 * Thanks again, will update the plugin with this next version. In the meantime,
   feel free to modify the string via the tools here: [https://perishablepress.com/bbq-whitelist-blacklist/](https://perishablepress.com/bbq-whitelist-blacklist/)
 *  Plugin Author [Jeff Starr](https://wordpress.org/support/users/specialk/)
 * (@specialk)
 * [10 years, 11 months ago](https://wordpress.org/support/topic/block-union-select/#post-6171382)
 * This is done in version 20150624 🙂

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘Block UNION SELECT’ is closed to new replies.

 * ![](https://ps.w.org/block-bad-queries/assets/icon-256x256.png?rev=1471770)
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 * 3 replies
 * 3 participants
 * Last reply from: [Jeff Starr](https://wordpress.org/support/users/specialk/)
 * Last activity: [10 years, 11 months ago](https://wordpress.org/support/topic/block-union-select/#post-6171382)
 * Status: resolved