{"id":"GHSA-6fmv-q269-55cw","aliases":["CVE-2020-15277"],"title":"Edit template, Remote Code Execution (RCE) Vulnerability in Latest Release 4.4.0","description":"baserCMS 4.4.0 and earlier is affected by Remote Code Execution (RCE).\n\nImpact: XSS via Arbitrary script execution.\nAttack vector is: Administrator must be logged in.\nComponents are: Edit template.\nTested baserCMS Version : 4.4.0 (Latest)\nAffected baserCMS Version : 4.0.0 ~ 4.4.0\nPatches : https://basercms.net/security/20201029\nFound by Aquilao Null","severity":"high","score":7.2,"published":"2020-10-30T17:05:59.000Z","modified":"2026-07-08T06:00:35.427Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"baserproject/basercms","ranges":[{"events":[{"introduced":"4.4.0"},{"fixed":"4.4.1"}],"type":"ECOSYSTEM"}],"versions":["4.4.0"],"fixed":["4.4.1"]}],"references":["https://github.com/baserproject/basercms/security/advisories/GHSA-6fmv-q269-55cw","https://nvd.nist.gov/vuln/detail/CVE-2020-15277","https://github.com/baserproject/basercms/commit/bb027c3967b0430adcff2d2fedbc23d39077563b","https://basercms.net/security/20201029"],"sources":[{"name":"OSV","id":"GHSA-6fmv-q269-55cw","modified":"2026-07-08T06:00:35.427512075Z","url":"https://osv.dev/vulnerability/GHSA-6fmv-q269-55cw"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","score":7.2}]}