{"id":"CVE-2026-126484","summary":"OpenEMR before 8.5.0 Stored XSS via Printed Fee Sheet Appointment Comments","details":"OpenEMR before 8.5.0 contains a stored cross-site scripting vulnerability in printed_fee_sheet.php that allows authenticated portal patients to inject script by setting unescaped appointment comments (pc_hometext). Attackers can submit HTML payloads via the form_comments field in add_edit_event_user.php that execute when staff open the patient's fee sheet, acting within the staff session.","aliases":["GHSA-c997-5w2m-grrf"],"modified":"2026-11-14T02:47:29.389783759Z","published":"2026-11-13T09:34:50.915Z","database_specific":{"cwe_ids":["CWE-79"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126484.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126484.json"},{"type":"ADVISORY","url":"https://github.com/openemr/openemr/security/advisories/GHSA-c997-5w2m-grrf"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126484"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openemr-before-8.5.0-stored-xss-via-printed-fee-sheet-appointment-comments"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/openemr/openemr","events":[{"introduced":"0"},{"fixed":"c1b2b8bcbe91aa81858f7ba8b25c31d9a82639a5"}],"database_specific":{"extracted_events":[{"source":"AFFECTED_FIELD","strategy":"StandardRange","range":[{"introduced":"0"},{"fixed":"8.5.0"}]}]}}],"versions":["v3_0_1","v3_0_0","v2_9_0","v2_8_3","v2_8_2","v2_8_1","v2_8_0","v2_7_3-rc1","v2_7_2","v2_7_2-rc2","v2_7_2-rc1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-126484.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N"}]}