{"id":"CVE-2020-5296","aliases":["EUVD-2020-0496","GHSA-jv6v-fvvx-4932"],"status":"published","title":"Arbitrary File Deletion vulnerability in OctoberCMS","description":"In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).","severity":{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.01429,"percentile":0.73179,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-610","CWE-73"],"published":"2020-06-03T21:55:23Z","modified":"2026-10-20T10:54:22Z","fixes":[{"ecosystem":"Packagist","package":"october/cms","fixed_in":["1.0.466"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"october/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.319"},{"fixed":"1.0.466"}]}]},{"source":"osv","ecosystem":"Packagist","package":"october/cms","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.319"},{"fixed":"1.0.466"}]}],"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"]}],"products":[{"vendor":"octobercms","product":"october"}],"references":[{"url":"https://github.com/octobercms/october/commit/2b8939cc8b5b6fe81e093fe2c9f883ada4e3c8cc","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/octobercms/october/security/advisories/GHSA-jv6v-fvvx-4932","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence","web"]},{"url":"http://seclists.org/fulldisclosure/2020/Aug/2","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Exploit","Mailing List","Third Party Advisory","evidence","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-5296","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jv6v-fvvx-4932"}],"sources":{"cve":[{"id":"CVE-2020-5296","title":"Arbitrary File Deletion vulnerability in OctoberCMS","description":"In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).","status":"published","published":"2020-06-03T21:55:23Z","modified":"2024-08-04T08:22:09.114Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-73"],"updated_at":"2026-11-02T14:35:47.22408Z"}],"euvd":[{"id":"EUVD-2020-0496","description":"In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).","status":"published","published":"2020-06-03T21:55:23Z","modified":"2024-08-04T08:22:09Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-03T03:08:07.28588Z"}],"ghsa":[{"id":"GHSA-jv6v-fvvx-4932","title":"Arbitrary File Deletion vulnerability in OctoberCMS","description":"### Impact\nAn attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission.\n\n### Patches\nIssue has been patched in Build 466 (v1.0.466).\n\n### Workarounds\nApply https://github.com/octobercms/october/commit/2b8939cc8b5b6fe81e093fe2c9f883ada4e3c8cc to your installation manually if unable to upgrade to Build 466.\n\n### References\nReported by [Sivanesh Ashok](https://stazot.com/)\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)\n\n### Threat assessment:\n\u003cimg width=\"1241\" alt=\"Screen Shot 2020-03-31 at 12 16 53 PM\" src=\"https://user-images.githubusercontent.com/7253840/78060872-89354d00-7349-11ea-8c2b-5881b0a50736.png\"\u003e","status":"published","published":"2020-06-03T21:58:21Z","modified":"2023-01-27T05:00:51Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-73","CWE-610"],"updated_at":"2026-11-02T14:36:15.574072Z"}],"nvd":[{"id":"CVE-2020-5296","description":"In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).","status":"published","published":"2020-06-03T22:15:11.677Z","modified":"2026-06-17T03:21:13.467Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-73","CWE-610"],"updated_at":"2026-11-02T14:06:04.922138Z"}],"osv":[{"id":"CVE-2020-5296","description":"In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).","status":"published","published":"2020-06-03T22:15:11.677Z","modified":"2026-10-20T10:54:22.54255328Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.936975Z"},{"id":"GHSA-jv6v-fvvx-4932","title":"Arbitrary File Deletion vulnerability in OctoberCMS","description":"### Impact\nAn attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission.\n\n### Patches\nIssue has been patched in Build 466 (v1.0.466).\n\n### Workarounds\nApply https://github.com/octobercms/october/commit/2b8939cc8b5b6fe81e093fe2c9f883ada4e3c8cc to your installation manually if unable to upgrade to Build 466.\n\n### References\nReported by [Sivanesh Ashok](https://stazot.com/)\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)\n\n### Threat assessment:\n\u003cimg width=\"1241\" alt=\"Screen Shot 2020-03-31 at 12 16 53 PM\" src=\"https://user-images.githubusercontent.com/7253840/78060872-89354d00-7349-11ea-8c2b-5881b0a50736.png\"\u003e","status":"published","published":"2020-06-03T21:58:21Z","modified":"2026-07-08T06:27:56.464640884Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-610","CWE-73"],"updated_at":"2026-11-02T15:46:51.10002Z"}]}}