OpenEMR is widely used in healthcare; token disclosure enables full MedEx access and PHI exfiltration; patch is available in 8.0.0.
CVE-2026-24898
OpenEMR MedEx endpoint exposes API tokens without auth (pre-8.0.0).
Is CVE-2026-24898 being exploited?
Not confirmed. CVE-2026-24898 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.56% probability of exploitation in the next 30 days.
How severe is CVE-2026-24898?
CVE-2026-24898 is rated Critical with a CVSS score of 10.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-24898?
Yes. A fix has been recorded for CVE-2026-24898. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-24898 affect?
CVE-2026-24898 affects OpenEMR (MedEx integration). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-24898?
Upgrade to 8.0.0+; rotate API tokens; audit MedEx access.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated MedEx tokens exposed; attacker can access services, exfiltrate PHI, and perform actions.
Immediate action required
- affected< 8.0.0
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.