{"id":"CVE-2025-28254","aliases":["GHSA-95j3-435g-vjcp"],"url":"https://o3.security/vulnerability/CVE-2025-28254","summary":"Leantime affected by Improper Neutralization of HTML Tags","details":"Cross Site Scripting vulnerability in Leantime v3.2.1 and before allows an authenticated attacker to execute arbitrary code and obtain sensitive information via the first name field in processMentions().","published":"2025-03-28T00:00:00Z","modified":"2026-08-07T11:50:08.194711858Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Packagist","name":"leantime/leantime","fixedVersion":"3.3"}],"fix":{"url":"https://github.com/Leantime/leantime/commit/ce1d2073e4601183e1bdd90f4b433d16aee46a50","label":"Leantime/leantime@ce1d207"},"references":[{"type":"WEB","url":"https://github.com/Leantime/leantime/blob/0e7ddbbe3d582f657a1dddfef7b3419ae588cbf7/app/Domain/Notifications/Services/Notifications.php#L128"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/28xxx/CVE-2025-28254.json"},{"type":"ADVISORY","url":"https://github.com/Leantime/leantime/security/advisories/GHSA-95j3-435g-vjcp"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-28254"},{"type":"FIX","url":"https://github.com/Leantime/leantime/commit/ce1d2073e4601183e1bdd90f4b433d16aee46a50"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T11:50:08.194711858Z"}}