{"id":"GHSA-ph6g-6v8w-8p6m","aliases":["CVE-2023-28821"],"title":"Missing rate limit for password resets","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"MODERATE","description":"Concrete CMS (previously concrete5) before 9.1 did not have a rate limit for password resets.","severity":"medium","score":5.3,"published":"2023-04-28T15:30:19.000Z","modified":"2026-09-10T03:49:18.737Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"concrete5/concrete5","sources":[{"name":"OSV · GHSA-ph6g-6v8w-8p6m","url":"https://osv.dev/vulnerability/GHSA-ph6g-6v8w-8p6m"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"9.1.0"}],"type":"ECOSYSTEM"}],"versions":["8.0","8.0.1","8.0.2","8.0.3","8.1.0","8.2.0","8.2.0RC2","8.2.1","8.3.0","8.3.1","8.3.2","8.4.0","8.4.0RC3","8.4.0RC4","8.4.1","8.4.2","8.4.3","8.4.4","8.4.5","8.5.0","8.5.0RC1","8.5.0RC2","8.5.1","8.5.10","8.5.11","8.5.12","8.5.13","8.5.14","8.5.15","8.5.16","8.5.17","8.5.18","8.5.19","8.5.2","8.5.20","8.5.21","8.5.3","8.5.4","8.5.5","8.5.6","8.5.6RC1","8.5.7","8.5.8","8.5.9","9.0.0","9.0.0RC1","9.0.0RC3","9.0.0RC4","9.0.1","9.0.2"],"fixed":["9.1.0"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2023-28821","https://github.com/concretecms/concretecms/releases","https://www.concretecms.org/about/project-news/security/concrete-cms-security-advisory-2023-04-20"],"sources":[{"name":"OSV","id":"GHSA-ph6g-6v8w-8p6m","modified":"2026-09-10T03:49:18.737709848Z","url":"https://osv.dev/vulnerability/GHSA-ph6g-6v8w-8p6m"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","score":5.3}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T09:15:31.408Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}