{"action":"Upgrade typo3/cms-core to 9.5.17 or later.","affected":[{"fixed":"9.5.17","introduced":"9.0.0"},{"fixed":"10.4.2","introduced":"10.0.0"}],"component":"typo3/cms-core","cve_ids":["CVE-2020-11067"],"ecosystem":"Packagist","epss":0.0199,"exploited":false,"fixed_versions":["9.5.17","10.4.2"],"ghsa_id":"GHSA-2wj9-434x-9hvp","id":"tcs_01M5KESAY3S02FQB3T2598CFHW","modified_at":"2026-09-10T03:48:30.137957665Z","published_at":"2020-05-13T23:29:04Z","references":["https://osv.dev/vulnerability/GHSA-2wj9-434x-9hvp","https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-2wj9-434x-9hvp","https://nvd.nist.gov/vuln/detail/CVE-2020-11067","https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms-core/CVE-2020-11067.yaml","https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/cms/CVE-2020-11067.yaml","https://typo3.org/security/advisory/typo3-core-sa-2020-005"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"GHSA-2wj9-434x-9hvp","url":"https://osv.dev/vulnerability/GHSA-2wj9-434x-9hvp"}],"summary":"Insecure Deserialization in Backend User Settings in TYPO3 CMS"}