{"id":"CVE-2024-5270","aliases":["EUVD-2024-46507"],"status":"published","title":"SAML to email switch possible when email signin is disabled","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.7.x \u003c= 9.7.1, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to check if the email signup configuration option is enabled when a user requests to switch from SAML to Email. This allows the user to switch their authentication mail from SAML to email and possibly edit personal details that were otherwise non-editable and provided by the SAML provider.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00274,"percentile":0.19961,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-284"],"published":"2024-05-26T13:30:53Z","modified":"2026-10-28T02:30:22Z","products":[{"vendor":"mattermost","product":"mattermost"},{"vendor":"mattermost","product":"mattermost_server"}],"references":[{"url":"https://mattermost.com/security-updates","tags":["x_transferred","Vendor Advisory","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/5xxx/CVE-2024-5270.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-5270","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2024-5270","title":"SAML to email switch possible when email signin is disabled","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.7.x \u003c= 9.7.1, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to check if the email signup configuration option is enabled when a user requests to switch from SAML to Email. This allows the user to switch their authentication mail from SAML to email and possibly edit personal details that were otherwise non-editable and provided by the SAML provider.","status":"published","published":"2024-05-26T13:30:53.07Z","modified":"2024-08-01T21:11:12.407Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:34:01.286506Z"}],"euvd":[{"id":"EUVD-2024-46507","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.7.x \u003c= 9.7.1, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to check if the email signup configuration option is enabled when a user requests to switch from SAML to Email. This allows the user to switch their authentication mail from SAML to email and possibly edit personal details that were otherwise non-editable and provided by the SAML provider.","status":"published","published":"2024-05-26T13:30:53Z","modified":"2024-08-01T21:11:12Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-03T03:50:34.650065Z"}],"nvd":[{"id":"CVE-2024-5270","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.7.x \u003c= 9.7.1, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to check if the email signup configuration option is enabled when a user requests to switch from SAML to Email. This allows the user to switch their authentication mail from SAML to email and possibly edit personal details that were otherwise non-editable and provided by the SAML provider.","status":"published","published":"2024-05-26T14:15:10.303Z","modified":"2026-06-17T08:15:34.957Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:10:02.520903Z"}],"osv":[{"id":"CVE-2024-5270","title":"SAML to email switch possible when email signin is disabled","description":"Mattermost versions 9.5.x \u003c= 9.5.3, 9.7.x \u003c= 9.7.1, 9.6.x \u003c= 9.6.1 and 8.1.x \u003c= 8.1.12 fail to check if the email signup configuration option is enabled when a user requests to switch from SAML to Email. This allows the user to switch their authentication mail from SAML to email and possibly edit personal details that were otherwise non-editable and provided by the SAML provider.","status":"published","published":"2024-05-26T13:30:53.07Z","modified":"2026-10-28T02:30:22.891800008Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:44:44.032344Z"}]}}