{"id":"CVE-2022-37421","aliases":["BIT-silverstripe-2022-37421","EUVD-2022-7402","GHSA-pp74-g2q5-j4jf"],"status":"published","title":"Silverstipe CMS Stored XSS in custom meta tags","description":"Silverstripe silverstripe/cms through 4.11.0 allows XSS.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00585,"percentile":0.48392,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2022-11-21T23:59:26Z","modified":"2026-10-28T02:30:24Z","fixes":[{"ecosystem":"Packagist","package":"silverstripe/cms","fixed_in":["4.11.3"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"silverstripe","fixed_in":["4.11.3"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"silverstripe/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.11.3"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"silverstripe","ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"4.11.3"}]}]},{"source":"osv","ecosystem":"Packagist","package":"silverstripe/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.0.0"},{"fixed":"4.11.3"}]}],"versions":["4.0.0","4.0.1","4.0.1-rc1","4.0.2","4.0.3","4.0.4","4.0.5","4.0.6","4.0.7","4.1.0","4.1.0-rc1","4.1.0-rc2","4.1.1","4.1.2","4.1.3","4.1.4","4.1.5","4.10.0","4.10.0-beta1","4.10.0-rc1","4.10.1","4.10.2","4.11.0","4.11.0-beta1","4.11.0-rc1","4.11.1","4.11.2","4.2.0","4.2.0-beta1","4.2.1","4.2.2","4.2.3","4.2.4","4.2.5","4.3.0","4.3.0-rc1","4.3.1","4.3.2","4.3.3","4.3.4","4.3.5","4.4.0","4.4.0-rc1","4.4.1","4.4.2","4.4.3","4.4.4","4.4.5","4.5.0","4.5.0-alpha1","4.5.0-rc1","4.5.0-rc2","4.5.1","4.5.2","4.6.0","4.6.0-beta1","4.6.0-rc1","4.7.0","4.7.0-beta1","4.7.0-rc1","4.7.1","4.7.2","4.8.0","4.8.0-beta1","4.8.0-beta2","4.8.0-rc1","4.9.0","4.9.0-alpha1","4.9.0-beta1","4.9.0-rc1","4.9.1","4.9.2"]}],"products":[{"vendor":"silverstripe","product":"silverstripe"}],"references":[{"url":"https://www.silverstripe.org/download/security-releases/","tags":["x_transferred","Vendor Advisory","web"]},{"url":"https://www.silverstripe.org/blog/tag/release","tags":["x_transferred","Patch","Vendor Advisory","web","article"]},{"url":"https://forum.silverstripe.org/c/releases","tags":["x_transferred","Release Notes","Vendor Advisory","web"]},{"url":"https://www.silverstripe.org/download/security-releases/CVE-2022-37421","tags":["x_transferred","Vendor Advisory","web"]},{"url":"https://github.com/FriendsOfPHP/security-advisories/blob/master/silverstripe/cms/CVE-2022-37421.yaml","tags":["web"]},{"url":"https://www.silverstripe.org/download/security-releases/cve-2022-37421","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-37421","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-pp74-g2q5-j4jf"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/37xxx/CVE-2022-37421.json","tags":["advisory"]},{"url":"https://www.silverstripe.org/download/security-releases","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2022-37421","description":"Silverstripe silverstripe/cms through 4.11.0 allows XSS.","status":"published","published":"2022-11-23T00:00:00Z","modified":"2025-04-25T20:35:25.056Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:27.327929Z"}],"euvd":[{"id":"EUVD-2022-7402","description":"Silverstripe silverstripe/cms through 4.11.0 allows XSS.","status":"published","published":"2022-11-23T00:00:00Z","modified":"2025-04-25T20:35:25Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:52:02.538258Z"}],"ghsa":[{"id":"GHSA-pp74-g2q5-j4jf","title":"Silverstipe CMS Stored XSS in custom meta tags","description":"A malicious content author could create a custom meta tag and execute an arbitrary JavaScript payload. This would require convincing a legitimate user to access a page and enter a custom keyboard shortcut.\nThis requires CMS access to exploit.","status":"published","published":"2022-11-21T23:59:26Z","modified":"2023-09-20T10:18:39Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:06.234371Z"}],"nvd":[{"id":"CVE-2022-37421","description":"Silverstripe silverstripe/cms through 4.11.0 allows XSS.","status":"published","published":"2022-11-23T03:15:10.18Z","modified":"2026-06-17T04:55:04.1Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:32.827264Z"}],"osv":[{"id":"CVE-2022-37421","description":"Silverstripe silverstripe/cms through 4.11.0 allows XSS.","status":"published","published":"2022-11-23T00:00:00Z","modified":"2026-10-28T02:30:24.069948143Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:26.53798Z"},{"id":"GHSA-pp74-g2q5-j4jf","title":"Silverstipe CMS Stored XSS in custom meta tags","description":"A malicious content author could create a custom meta tag and execute an arbitrary JavaScript payload. This would require convincing a legitimate user to access a page and enter a custom keyboard shortcut.\nThis requires CMS access to exploit.","status":"published","published":"2022-11-21T23:59:26Z","modified":"2024-02-20T05:25:57.669217Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:53.244788Z"},{"id":"BIT-silverstripe-2022-37421","description":"Silverstripe silverstripe/cms through 4.11.0 allows XSS.","status":"published","published":"2024-03-06T11:04:49.505Z","modified":"2024-03-06T11:25:28.861Z","updated_at":"2026-11-02T15:28:35.111822Z"}]}}