{"action":"Upgrade baserproject/basercms to 4.5.1 or later.","affected":[{"fixed":"4.5.1","introduced":"0"}],"component":"baserproject/basercms","cve_ids":["CVE-2021-39136"],"ecosystem":"Packagist","epss":0.00929,"exploited":false,"fixed_versions":["4.5.1"],"ghsa_id":"GHSA-hgjr-632x-qpp3","id":"tcs_01M5KF3MPSSHS9SPDNT3DTZM24","modified_at":"2026-09-10T03:49:08.070520451Z","published_at":"2021-08-30T16:18:59Z","references":["https://osv.dev/vulnerability/GHSA-hgjr-632x-qpp3","https://github.com/baserproject/basercms/security/advisories/GHSA-hgjr-632x-qpp3","https://nvd.nist.gov/vuln/detail/CVE-2021-39136","https://github.com/baserproject/basercms/commit/568d4cab5ba1cdee7bbf0133c676d02a98f6d7bc","https://basercms.net/security/JVN_14134801","https://github.com/baserproject/basercms","http://jvn.jp/en/jp/JVN14134801/index.html"],"severity":{"label":"high","score":8.7},"sources":[{"source":"osv","source_id":"GHSA-hgjr-632x-qpp3","url":"https://osv.dev/vulnerability/GHSA-hgjr-632x-qpp3"}],"summary":"Cross-site scripting vulnerability in file upload"}