{"id":"CVE-2021-3863","aliases":["GHSA-5rg2-6qr5-2xp8"],"url":"https://o3.security/vulnerability/CVE-2021-3863","summary":"Cross-site Scripting in snipe-it","details":"snipe-it is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","published":"2021-10-19T13:15:11.727Z","modified":"2026-08-27T08:14:43.913782Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":{"score":0.0079,"percentile":0.53115,"asOf":"2026-08-23"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"snipe/snipe-it","fixedVersion":"5.3.0"}],"fix":{"url":"https://github.com/snipe/snipe-it/commit/fc5efd857f61f7e45c61db567bb66612bcb53128","label":"snipe/snipe-it@fc5efd8"},"references":[{"type":"FIX","url":"https://github.com/snipe/snipe-it/commit/fc5efd857f61f7e45c61db567bb66612bcb53128"},{"type":"FIX","url":"https://huntr.dev/bounties/1dbc8d79-1b53-44a3-a576-faec78f29ba0"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T08:14:43.913782Z"}}