{"id":"GHSA-mxr5-mc97-63rc","summary":"Account Takeover in Octobercms","details":"### Impact\n\nAn attacker can request an account password reset and then gain access to the account using a specially crafted request.\n\n- To exploit this vulnerability, an attacker must know the username of an administrator and have access to the password reset form.\n\n### Patches\n\n- Issue has been patched in Build 472 and v1.1.5\n- [Shortened patch instructions](https://github.com/daftspunk/CVE-2021-32648)\n\n### Workarounds\n\nApply https://github.com/octobercms/library/commit/016a297b1bec55d2e53bc889458ed2cb5c3e9374 and https://github.com/octobercms/library/commit/5bd1a28140b825baebe6becd4f7562299d3de3b9 to your installation manually if you are unable to upgrade.\n\n[**Update 2022-01-20**] [Shortened patch instructions](https://github.com/daftspunk/CVE-2021-32648) can be found here.\n\n### Recommendations\n\nWe recommend the following steps to make sure your server stays secure:\n\n- Keep server OS and system software up to date.\n- Keep October CMS software up to date.\n- Use a multi-factor authentication plugin.\n- Change the [default backend URL](https://github.com/octobercms/october/blob/1.1/config/cms.php#L39) or block public access to the backend area.\n- Include the [Roave/SecurityAdvisories](https://github.com/Roave/SecurityAdvisories) Composer package to ensure that your application doesn't have installed dependencies with known security vulnerabilities.\n\n### References\n\nBugs found as part of Solar Security CMS Research. Credits to:\n• Andrey Basarygin\n• Andrey Guzei\n• Mikhail Khramenkov\n• Alexander Sidukov\n• Maxim Teplykh\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Email us at [hello@octobercms.com](mailto:hello@octobercms.com)","aliases":["CVE-2021-32648"],"modified":"2026-07-08T06:00:14.285076028Z","published":"2021-08-30T16:13:02Z","database_specific":{"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2021-08-26T20:14:45Z","nvd_published_at":"2021-08-26T19:15:00Z","cwe_ids":["CWE-287"]},"references":[{"type":"WEB","url":"https://github.com/octobercms/october/security/advisories/GHSA-mxr5-mc97-63rc"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32648"},{"type":"WEB","url":"https://github.com/octobercms/library/commit/016a297b1bec55d2e53bc889458ed2cb5c3e9374"},{"type":"WEB","url":"https://github.com/octobercms/library/commit/5bd1a28140b825baebe6becd4f7562299d3de3b9"},{"type":"PACKAGE","url":"https://github.com/octobercms/october"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-32648"}],"affected":[{"package":{"name":"october/system","ecosystem":"Packagist","purl":"pkg:composer/october/system"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.472"}]}],"versions":["v1.0.319","v1.0.320","v1.0.321","v1.0.322","v1.0.323","v1.0.324","v1.0.325","v1.0.326","v1.0.327","v1.0.328","v1.0.329","v1.0.330","v1.0.331","v1.0.332","v1.0.333","v1.0.334","v1.0.335","v1.0.336","v1.0.337","v1.0.338","v1.0.339","v1.0.340","v1.0.341","v1.0.342","v1.0.343","v1.0.344","v1.0.345","v1.0.346","v1.0.347","v1.0.348","v1.0.349","v1.0.350","v1.0.351","v1.0.352","v1.0.353","v1.0.354","v1.0.355","v1.0.356","v1.0.357","v1.0.358","v1.0.359","v1.0.360","v1.0.361","v1.0.362","v1.0.363","v1.0.364","v1.0.365","v1.0.366","v1.0.367","v1.0.368","v1.0.369","v1.0.370","v1.0.371","v1.0.372","v1.0.373","v1.0.374","v1.0.375","v1.0.376","v1.0.377","v1.0.378","v1.0.379","v1.0.380","v1.0.381","v1.0.382","v1.0.383","v1.0.384","v1.0.385","v1.0.386","v1.0.387","v1.0.388","v1.0.389","v1.0.390","v1.0.391","v1.0.392","v1.0.393","v1.0.394","v1.0.395","v1.0.396","v1.0.397","v1.0.398","v1.0.399","v1.0.400","v1.0.401","v1.0.402","v1.0.403","v1.0.404","v1.0.405","v1.0.406","v1.0.407","v1.0.408","v1.0.409","v1.0.410","v1.0.411","v1.0.412","v1.0.413","v1.0.414","v1.0.415","v1.0.416","v1.0.417","v1.0.418","v1.0.419","v1.0.420","v1.0.421","v1.0.422","v1.0.423","v1.0.424","v1.0.425","v1.0.426","v1.0.427","v1.0.428","v1.0.429","v1.0.430","v1.0.431","v1.0.432","v1.0.433","v1.0.434","v1.0.435","v1.0.436","v1.0.437","v1.0.438","v1.0.439","v1.0.440","v1.0.441","v1.0.442","v1.0.443","v1.0.444","v1.0.445","v1.0.446","v1.0.447","v1.0.448","v1.0.449","v1.0.450","v1.0.451","v1.0.452","v1.0.453","v1.0.454","v1.0.455","v1.0.456","v1.0.457","v1.0.458","v1.0.459","v1.0.460","v1.0.461","v1.0.462","v1.0.463","v1.0.464","v1.0.465","v1.0.466","v1.0.467","v1.0.468","v1.0.469","v1.0.470","v1.0.471"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-mxr5-mc97-63rc/GHSA-mxr5-mc97-63rc.json"}},{"package":{"name":"october/system","ecosystem":"Packagist","purl":"pkg:composer/october/system"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.1.1"},{"fixed":"1.1.5"}]}],"versions":["v1.1.1","v1.1.2","v1.1.3","v1.1.4"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-mxr5-mc97-63rc/GHSA-mxr5-mc97-63rc.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N/E:H"}]}