OS Property from Joomdonation.com, 3.12.8 and previous, SQL Injection
resolution: update to 3.12.9 (note that previous security release 3.12.8 did not completely fix the issue
update notice: https://www.joomdonation.com/forum/os-property/61368-os-property-3-12-9-released-security-issue-fixed.html
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