{"id":"CVE-2023-31045","aliases":["EUVD-2023-1169","GHSA-3862-c622-v4fp"],"status":"disputed","title":"Cross-site Scripting in Backdrop CMS","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. NOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","severity":{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00531,"percentile":0.45406,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2023-04-24T00:00:00Z","modified":"2026-10-28T02:30:38Z","fixes":[{"ecosystem":"Packagist","package":"backdrop/backdrop","fixed_in":["1.24.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"backdrop/backdrop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.24.2"}]}]},{"source":"osv","ecosystem":"Packagist","package":"backdrop/backdrop","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.24.2"}]}],"versions":["1.13.2-rc1","1.13.2-rc2","1.17.3","1.18.3","1.19.1","1.20.3","1.21.0","1.21.1","1.21.3","1.21.4","1.22.1","1.22.2"]}],"products":[{"vendor":"backdropcms","product":"backdrop"},{"vendor":"backdropcms","product":"backdrop_cms"}],"references":[{"url":"https://github.com/backdrop/backdrop/releases/tag/1.24.2","tags":["x_transferred","Release Notes","web"]},{"url":"https://github.com/backdrop/backdrop-issues/issues/6065","tags":["x_transferred","Exploit","Issue Tracking","Vendor Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-31045","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-3862-c622-v4fp"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/31xxx/CVE-2023-31045.json","tags":["advisory"]},{"url":"https://github.com/backdrop-ops/backdrop-composer","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-31045","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. NOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","status":"disputed","published":"2023-04-24T00:00:00Z","modified":"2024-08-02T14:45:25.556Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:35:27.810438Z"}],"euvd":[{"id":"EUVD-2023-1169","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. NOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","status":"published","published":"2023-04-24T00:00:00Z","modified":"2024-08-02T14:45:25Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:05.51254Z"}],"ghsa":[{"id":"GHSA-3862-c622-v4fp","title":"Cross-site Scripting in Backdrop CMS","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. \n\nNOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","status":"published","published":"2023-04-24T09:30:19Z","modified":"2024-08-02T10:31:21Z","cvss":[{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:37:57.422393Z"}],"nvd":[{"id":"CVE-2023-31045","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. NOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","status":"disputed","published":"2023-04-24T08:15:07.257Z","modified":"2026-06-17T05:56:10.243Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:56.683259Z"}],"osv":[{"id":"CVE-2023-31045","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. NOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","status":"published","published":"2023-04-24T00:00:00Z","modified":"2026-10-28T02:30:38.524266572Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:31.790231Z"},{"id":"GHSA-3862-c622-v4fp","title":"Cross-site Scripting in Backdrop CMS","description":"A stored Cross-site scripting (XSS) issue in Text Editors and Formats in Backdrop CMS before 1.24.2 allows remote attackers to inject arbitrary web script or HTML via the name parameter. When a user is editing any content type (e.g., page, post, or card) as an admin, the stored XSS payload is executed upon selecting a malicious text formatting option. \n\nNOTE: the vendor disputes the security relevance of this finding because \"any administrator that can configure a text format could easily allow Full HTML anywhere.\"","status":"published","published":"2023-04-24T09:30:19Z","modified":"2024-08-02T11:02:40.912315Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"},{"version":"4.0","score":4.8,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:46:35.406455Z"}]}}