{"id":"GHSA-x6mh-rjwm-8ph7","summary":"Cross-site Scripting vulnerability in SimpleXLSXEx::readXfs and SimpeXLSX::toHTMLEx","details":"### Impact\nWhen calling the extended toHTMLEx method, it is possible to execute arbitrary JavaScript code.\n\n### Patches\nThe supplied patch resolves this vulnerability for SimpleXLSX. Use 1.1.12\n\n### Workarounds\nDon't use direct publication via toHTMLEx\n\n***\nThis vulnerability was discovered by Aleksey Solovev (Positive Technologies)\n","aliases":["CVE-2024-55878"],"modified":"2024-12-12T22:49:32.711358Z","published":"2024-12-12T19:22:53Z","database_specific":{"github_reviewed_at":"2024-12-12T19:22:53Z","nvd_published_at":"2024-12-12T20:15:21Z","cwe_ids":["CWE-79"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/shuchkin/simplexlsx/security/advisories/GHSA-x6mh-rjwm-8ph7"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-55878"},{"type":"WEB","url":"https://github.com/shuchkin/simplexlsx/commit/cb4e716259e83d18e89292a4f1b721f4d34e28c2"},{"type":"PACKAGE","url":"https://github.com/shuchkin/simplexlsx"}],"affected":[{"package":{"name":"shuchkin/simplexlsx","ecosystem":"Packagist","purl":"pkg:composer/shuchkin/simplexlsx"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.0.12"},{"fixed":"1.1.12"}]}],"versions":["1.0.12","1.0.13","1.0.14","1.0.15","1.0.16","1.0.17","1.0.18","1.0.19","1.0.20","1.0.21","1.1.10","1.1.11"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2024/12/GHSA-x6mh-rjwm-8ph7/GHSA-x6mh-rjwm-8ph7.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N"}]}