{"id":"CVE-2026-126474","summary":"OpenEMR before 8.5.0 Reflected XSS via ACL Module module_id Parameter","details":"OpenEMR before 8.5.0 contains a reflected cross-site scripting vulnerability in the ACL module that allows attackers to execute JavaScript in authenticated sessions via the module_id parameter. Attackers can deliver crafted acl/index or acl/acl links that inject unencoded input into inline script blocks, stealing non-HttpOnly session cookies and modifying ACL configuration.","aliases":["GHSA-mccm-83g2-7v57"],"modified":"2026-11-15T02:46:18.068269264Z","published":"2026-11-13T09:34:57.820Z","database_specific":{"cna_assigner":"VulnCheck","cwe_ids":["CWE-79"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126474.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/126xxx/CVE-2026-126474.json"},{"type":"ADVISORY","url":"https://github.com/openemr/openemr/security/advisories/GHSA-mccm-83g2-7v57"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-126474"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/openemr-before-8.5.0-reflected-xss-via-acl-module-module-id-parameter"}],"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"}]},{"range":[{"introduced":"0"},{"fixed":"8.5.0"}],"source":"DESCRIPTION"}]}}],"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-2026-126474.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N"}]}