[HIGH] Improper Certificate Validation in phpseclib

PKSA-mnsd-qtjt-pgcq CVE-2021-30130 GHSA-vf4w-fg7r-5v94

Affected version: <2.0.31|>=3.0.0,<3.0.7

Reported by:
GitHub, FriendsOfPHP/security-advisories