{"action":"Upgrade magento/community-edition to 2.3.7-p1 or later.","affected":[{"fixed":"2.4.2-p2","introduced":"2.4.2-p1"},{"fixed":"2.3.7-p1","introduced":"0"}],"component":"magento/community-edition","cve_ids":["CVE-2021-36040"],"ecosystem":"Packagist","epss":0.02867,"exploited":false,"fixed_versions":["2.4.2-p2","2.3.7-p1"],"ghsa_id":"GHSA-2pq5-gpqf-g4r3","id":"tcs_01M5KES53WR8E0R1QVZCFYBZ5K","modified_at":"2025-11-07T23:44:04.366195Z","published_at":"2022-05-24T19:12:46Z","references":["https://osv.dev/vulnerability/GHSA-2pq5-gpqf-g4r3","https://nvd.nist.gov/vuln/detail/CVE-2021-36040","https://github.com/magento/magento2","https://helpx.adobe.com/security/products/magento/apsb21-64.html"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"GHSA-2pq5-gpqf-g4r3#Packagist/magento/community-edition","url":"https://osv.dev/vulnerability/GHSA-2pq5-gpqf-g4r3"}],"summary":"Magento has a file extension restrictions bypass"}