{"id":"GHSA-rg8f-5p7x-m6wv","aliases":["CVE-2021-43257"],"title":"MantisBT CSV Injection unprivileged user access in csv_export.php","titleSource":"OSV","descriptionSource":"OSV","declaredSeverity":"HIGH","description":"Lack of Neutralization of Formula Elements in the CSV API of MantisBT before 2.25.3 allows an unprivileged attacker to execute code or gain access to information when a user opens the csv_export.php generated CSV file in Excel.","severity":"high","score":7.8,"published":"2022-04-15T00:00:38.000Z","modified":"2025-05-30T14:29:37.617Z","withdrawn":false,"knownExploited":false,"affected":[{"ecosystem":"Packagist","name":"mantisbt/mantisbt","sources":[{"name":"OSV · GHSA-rg8f-5p7x-m6wv","url":"https://osv.dev/vulnerability/GHSA-rg8f-5p7x-m6wv"}],"ranges":[{"events":[{"introduced":"0"},{"fixed":"2.25.3"}],"type":"ECOSYSTEM"}],"versions":["2.10.0","2.10.1","2.11.0","2.11.1","2.12.0","2.12.1","2.12.2","2.13.0","2.13.1","2.13.2","2.14.0","2.15.0","2.15.1","2.16.0","2.16.1","2.17.0","2.17.1","2.17.2","2.18.0","2.18.1","2.19.0","2.19.1","2.20.0","2.20.1","2.21.0","2.21.1","2.21.2","2.21.3","2.22.0","2.22.1","2.22.2","2.23.0","2.23.1","2.24.0","2.24.1","2.24.2","2.24.3","2.24.4","2.24.5","2.25.0","2.25.1","2.25.2","2.3.0","2.3.1","2.3.2","2.3.3","2.4.0","2.4.1","2.4.2","2.5.0","2.5.1","2.5.2","2.6.0","2.7.0","2.7.1","2.8.0","2.8.1","2.9.0","2.9.1"],"fixed":["2.25.3"]}],"sourceAffected":[],"references":["https://nvd.nist.gov/vuln/detail/CVE-2021-43257","https://github.com/mantisbt/mantisbt/commit/7f4534c723e3162b8784aebda4836324041dbc3e","https://github.com/mantisbt/mantisbt/commit/99eb8d41cbacc703f88807898dcc9ac55eec0f15","https://github.com/mantisbt/mantisbt","https://www.mantisbt.org/bugs/view.php?id=29130"],"sources":[{"name":"OSV","id":"GHSA-rg8f-5p7x-m6wv","modified":"2025-05-30T14:29:37.617016Z","url":"https://osv.dev/vulnerability/GHSA-rg8f-5p7x-m6wv"}],"assessments":[{"source":"OSV","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8}],"products":[],"remediation":[],"kev":{"status":"not-listed","checkedAt":"2026-10-29T01:35:32.302Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}