A Cross-Site Scripting (XSS) was discovered in 'Magmi 0.7.22'. The vulnerability exists due to insufficient filtration of user-supplied data (prefix) passed to the 'magmi-git-master/magmi/web/ajax_gettime.php' URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
Published: 2020-07-01
Just as Magento 1 reaches end of life, attackers are exploiting a vulnerability in a Magento plugin from 2017. Site owners should prepare to migrate their stores immediately.
https://github.com/dweeves/magmi-git/pull/525