{"action":"Upgrade baserproject/basercms to 4.3.7 or later.","affected":[{"fixed":"4.3.7","introduced":"4.0.0"}],"component":"baserproject/basercms","cve_ids":["CVE-2020-15159"],"ecosystem":"Packagist","epss":0.02152,"exploited":false,"fixed_versions":["4.3.7"],"ghsa_id":"GHSA-673x-f5wx-fxpw","id":"tcs_01M5KEWSA1TFPYSPBJDYHFYC7Q","modified_at":"2026-09-10T03:48:30.979460313Z","published_at":"2020-08-28T21:45:15Z","references":["https://osv.dev/vulnerability/GHSA-673x-f5wx-fxpw","https://github.com/baserproject/basercms/security/advisories/GHSA-673x-f5wx-fxpw","https://nvd.nist.gov/vuln/detail/CVE-2020-15159","https://github.com/baserproject/basercms/commit/16a7b3cd09a0ca355474119c76897eac2034a66d","https://basercms.net/security/20200827"],"severity":{"label":"high","score":7.6},"sources":[{"source":"osv","source_id":"GHSA-673x-f5wx-fxpw","url":"https://osv.dev/vulnerability/GHSA-673x-f5wx-fxpw"}],"summary":"Cross Site Scripting and RCE in baserCMS"}