[HIGH] TYPO3-CORE-SA-2020-004: Class destructors causing side-effects when being unserialized

PKSA-sy5h-2rr8-prnp CVE-2020-11066 GHSA-2rxh-h6h9-qrqc

Affected package: typo3/cms-core

Affected version: >=10.0.0,<10.4.2|>=9.0.0,<9.5.17

Reported by:
GitHub, FriendsOfPHP/security-advisories