CVE-2019-19735: Mfscripts Yetishare

Critical severity, CVSS 9.1. EPSS: 0.8% chance of exploitation in the next 30 days.

class.userpeer.php in MFScripts YetiShare 3.5.2 through 4.5.3 uses an insecure method of creating password reset hashes (based only on microtime), which allows an attacker to guess the hash and set the password within a few hours by bruteforcing.

Affected products

• Mfscripts Yetishare: from 3.5.2, up to and including 4.5.3

Published 2019-12-30. Last modified 2026-06-17.