Before 8.3.0 Stored XSS via CAMOS Rx Print View
Not on CISA's list of exploited flaws, and not in the news we track.
9.3of 10, critical
Fix it in your code
Each opens with a short prompt that points at Global Hack Map's public runbook for CVE-2026-124463. Nothing runs until you send it.
OpenEMR before 8.3.0 contains a stored cross-site scripting vulnerability that allows authenticated users with CAMOS access to inject HTML by saving malicious CAMOS content through ajax_save.php. Attackers can store a script payload that executes unencoded when the entry is printed via the non-print_html branch of rx_print.php, performing actions and reading data as the victim user.