CVE-2026-40507

Açıklama (NVD)

OpenEMR before 8.3.0 contains a reflected cross-site scripting vulnerability in the patient portal template import handler. The templateHtml GET parameter is reflected into the page response without sanitization. An attacker can craft a URL that executes arbitrary JavaScript in the browser of any authenticated user with Forms Administration permissions who visits the link, enabling session hijacking.

Yayın: 19.08.2026 · Son değişiklik: 27.10.2026 · Zayıflık: CWE-79

CVSS

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Referanslar

• https://github.com/openemr/openemr/commit/ba316dd1d8de1291102da3f20f64240729ff899e
• https://github.com/openemr/openemr/releases/tag/v8_3_0
• https://github.com/openemr/openemr/security/advisories/GHSA-rmmr-8498-463g
• https://www.vulncheck.com/advisories/openemr-reflected-xss-via-templatehtml-parameter-in-patient-portal