{"id":"CVE-2021-27915","aliases":["EUVD-2024-1069","GHSA-2rc5-2755-v422"],"status":"published","title":"XSS Cross-site Scripting Stored (XSS) - Description field","description":"Prior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.","severity":{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0062,"percentile":0.50235,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79","CWE-80"],"published":"2024-04-11T21:36:29Z","modified":"2026-10-20T10:53:41Z","fixes":[{"ecosystem":"Packagist","package":"mautic/core","fixed_in":["4.4.12"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"mautic/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.0-beta2"},{"fixed":"4.4.12"}]}]},{"source":"osv","ecosystem":"Packagist","package":"mautic/core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.0-beta2"},{"fixed":"4.4.12"}]}],"versions":["1.0.0","1.0.0-beta2","1.0.0-beta3","1.0.0-beta4","1.0.0-rc1","1.0.0-rc2","1.0.0-rc3","1.0.0-rc4","1.0.1","1.0.2","1.0.3","1.0.4","1.0.5","1.1.0","1.1.1","1.1.2","1.1.3","1.2.0","1.2.0-beta1","1.2.1","1.2.2","1.2.3","1.2.4","1.3.0","1.3.1","1.4.0","1.4.1","2.0.0","2.0.1","2.1.0","2.1.1","2.10.0","2.10.0-beta","2.10.1","2.11.0","2.11.0-beta","2.12.0","2.12.0-beta","2.12.1","2.12.1-beta","2.12.2","2.12.2-beta","2.13.0","2.13.0-beta","2.13.1","2.14.0","2.14.0-beta","2.14.1","2.14.1-beta","2.14.2","2.14.2-beta","2.15.0","2.15.0-beta","2.15.1","2.15.1-beta","2.15.2","2.15.2-beta","2.15.3","2.15.3-beta","2.16.0","2.16.0-beta","2.16.1","2.16.1-beta","2.16.2","2.16.2-beta","2.16.3","2.16.3-beta","2.16.4","2.16.5","2.2.0","2.2.1","2.3.0","2.4.0","2.5.0","2.5.1","2.6.0","2.6.1","2.7.0","2.7.1","2.8.0","2.8.1","2.8.2","2.9.0","2.9.0-beta","2.9.1","2.9.2","3.0.0","3.0.0-alpha","3.0.0-beta","3.0.0-beta2","3.0.1","3.0.2","3.0.2-rc","3.1.0","3.1.0-rc","3.1.1","3.1.1-rc","3.1.2","3.1.2-rc","3.2.0","3.2.0-rc","3.2.1","3.2.2","3.2.2-rc","3.2.3","3.2.4","3.2.5","3.2.5-rc","3.3.0","3.3.0-rc","3.3.1","3.3.2","3.3.2-rc","3.3.3","3.3.3-rc","3.3.4","3.3.5","4.0.0","4.0.0-alpha1","4.0.0-beta","4.0.0-rc","4.0.1","4.0.2","4.1.0","4.1.1","4.1.2","4.2.0","4.2.0-rc","4.2.0-rc1","4.2.1","4.2.2","4.3.0","4.3.0-beta","4.3.0-rc","4.3.1","4.4.0","4.4.0-beta","4.4.1","4.4.10","4.4.11","4.4.2","4.4.3","4.4.4","4.4.5","4.4.6","4.4.7","4.4.8","4.4.9"]}],"products":[{"vendor":"acquia","product":"mautic"},{"vendor":"mautic","product":"mautic"}],"references":[{"url":"https://github.com/mautic/mautic/security/advisories/GHSA-2rc5-2755-v422","tags":["Vendor Advisory","advisory","web"]},{"url":"https://github.com/mautic/mautic/commit/2d648394e183b1d2d910cea32e89d40a5915b5d4","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27915","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-2rc5-2755-v422"},{"url":"https://github.com/mautic/mautic","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2021-27915","title":"XSS Cross-site Scripting Stored (XSS) - Description field","description":"Prior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.","status":"published","published":"2024-09-17T14:02:09.969Z","modified":"2024-09-17T16:01:29.25Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-80"],"updated_at":"2026-11-02T14:33:04.679189Z"}],"euvd":[{"id":"EUVD-2024-1069","description":"Prior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.","status":"published","published":"2024-09-17T14:02:09Z","modified":"2024-09-17T16:01:29Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"high"}],"updated_at":"2026-11-03T00:28:21.906955Z"}],"ghsa":[{"id":"GHSA-2rc5-2755-v422","title":"Mautic vulnerable to stored cross-site scripting in description field","description":"### Impact\nPrior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.\n\n### Patches\nUpdate to 4.4.12\n\n### Workarounds\nNone\n\n### References\n- https://owasp.org/www-project-top-ten/2017/A7_2017-Cross-Site_Scripting_(XSS)\n- https://owasp.org/www-project-web-security-testing-guide/latest/4-Web_Application_Security_Testing/07-Input_Validation_Testing/02-Testing_for_Stored_Cross_Site_Scripting\n\nIf you have any questions or comments about this advisory:\n\nEmail us at [security@mautic.org](mailto:security@mautic.org)","status":"published","published":"2024-04-11T21:36:29Z","modified":"2024-09-30T13:44:34Z","cvss":[{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"high"}],"cwes":["CWE-79","CWE-80"],"updated_at":"2026-11-02T14:38:06.988799Z"}],"nvd":[{"id":"CVE-2021-27915","description":"Prior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.","status":"published","published":"2024-09-17T14:15:14.1Z","modified":"2026-06-17T03:45:36.603Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-80","CWE-79"],"updated_at":"2026-11-02T14:07:08.629518Z"}],"osv":[{"id":"CVE-2021-27915","description":"Prior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.","status":"published","published":"2024-09-17T14:15:14.1Z","modified":"2026-10-20T10:53:41.50694785Z","cvss":[{"version":"3.1","score":9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:19.129331Z"},{"id":"GHSA-2rc5-2755-v422","title":"Mautic vulnerable to stored cross-site scripting in description field","description":"### Impact\nPrior to the patched version, there is an XSS vulnerability in the description fields within the Mautic application which could be exploited by a logged in user of Mautic with the appropriate permissions.\n\nThis could lead to the user having elevated access to the system.\n\n### Patches\nUpdate to 4.4.12\n\n### Workarounds\nNone\n\n### References\n- https://owasp.org/www-project-top-ten/2017/A7_2017-Cross-Site_Scripting_(XSS)\n- https://owasp.org/www-project-web-security-testing-guide/latest/4-Web_Application_Security_Testing/07-Input_Validation_Testing/02-Testing_for_Stored_Cross_Site_Scripting\n\nIf you have any questions or comments about this advisory:\n\nEmail us at [security@mautic.org](mailto:security@mautic.org)","status":"published","published":"2024-04-11T21:36:29Z","modified":"2024-09-30T14:00:52.749204Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:L","level":"high"},{"version":"4.0","score":8.6,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-79","CWE-80"],"updated_at":"2026-11-02T15:46:34.700741Z"}]}}