{"id":"GHSA-ch3r-vp46-8g22","aliases":["CVE-2020-17952"],"title":"Code injection in topthink/think","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"CRITICAL","description":"A remote code execution (RCE) vulnerability in /library/think/App.php of Twothink v2.0 allows attackers to execute arbitrary PHP code.","severity":"critical","score":9.8,"published":"2021-08-09T20:39:52.000Z","modified":"2023-11-08T04:02:43.675Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"topthink/think","sources":[{"name":"OSV · GHSA-ch3r-vp46-8g22","url":"https://osv.dev/vulnerability/GHSA-ch3r-vp46-8g22"}],"ranges":[{"events":[{"introduced":"0"},{"last_affected":"6.0.9"}],"type":"ECOSYSTEM"}],"versions":["5.0","5.0-rc1","5.0-rc2","v5.0.1","v5.0.10","v5.0.11","v5.0.12","v5.0.13","v5.0.14","v5.0.15","v5.0.16","v5.0.18","v5.0.19","v5.0.2","v5.0.20","v5.0.22","v5.0.23","v5.0.24","v5.0.3","v5.0.4","v5.0.5","v5.0.6","v5.0.7","v5.0.8","v5.0.9","v5.1-beta.1","v5.1-rc.3","v5.1.0","v5.1.10","v5.1.11","v5.1.12","v5.1.13","v5.1.14","v5.1.15","v5.1.16","v5.1.17","v5.1.19","v5.1.20","v5.1.21","v5.1.22","v5.1.23","v5.1.24","v5.1.25","v5.1.26","v5.1.27","v5.1.28","v5.1.29","v5.1.31","v5.1.32","v5.1.34","v5.1.35","v5.1.36","v5.1.37","v5.1.38","v5.1.39","v5.1.40","v5.1.41","v5.1.5","v5.1.6","v5.1.8","v6.0.0","v6.0.0-rc3","v6.0.0-rc4","v6.0.0-rc5","v6.0.1","v6.0.2","v6.0.3","v6.0.4","v6.0.5","v6.0.6","v6.0.7","v6.0.9"],"fixed":[]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2020-17952","https://github.com/twothink/twothink/issues/1","https://github.com/twothink/twothink"],"sources":[{"name":"OSV","id":"GHSA-ch3r-vp46-8g22","modified":"2023-11-08T04:02:43.675611Z","url":"https://osv.dev/vulnerability/GHSA-ch3r-vp46-8g22"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T14:45:35.401Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}