Magento Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Vulnerability - CVE-2019-8113
Magento 2.2 prior to 2.2.10 Magento 2.3 prior to 2.3.3 or 2.3.2-p1 uses cryptographically weak random number generator to brute-force the confirmation code for customer registration.