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CVE-2018-15152Openemr Authentication Bypass

Authentication bypass vulnerability in portal/account/register.php in versions of OpenEMR before 5.0.1.4 allows a remote attacker to access (1) portal/add_edit_event_user.php, (2) portal/find_appt_popup_user.php, (3) portal/get_allergies.php, (4) portal/get_amendments.php, (5)…

Published Aug 15, 2018 · Updated Jul 8, 2026

Key Facts

Patch immediately
  • CVE-2018-15152 is a critical-severity vulnerability (CVSS 9.1 v3.1) affecting Openemr (Open-Emr).
  • It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
  • EPSS estimates a 26% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Openemr 5.0.1.4.
  • Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.

Scores

CVSS v3.1

9.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

EPSS (30-day exploit likelihood)

26%

Higher than 97.9% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

44/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

3

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Description

Authentication bypass vulnerability in portal/account/register.php in versions of OpenEMR before 5.0.1.4 allows a remote attacker to access (1) portal/add_edit_event_user.php, (2) portal/find_appt_popup_user.php, (3) portal/get_allergies.php, (4) portal/get_amendments.php, (5) portal/get_lab_results.php, (6) portal/get_medications.php, (7) portal/get_patient_documents.php, (8) portal/get_problems.php, (9) portal/get_profile.php, (10) portal/portal_payment.php, (11) portal/messaging/messages.php, (12) portal/messaging/secure_chat.php, (13) portal/report/pat_ledger.php, (14) portal/report/portal_custom_report.php, or (15) portal/report/portal_patient_report.php without authenticating as a patient.

Affected Products

1 affected entries in total
ProductAffected versionsFixed in
OpenemrOpen-EmrSee advisory5.0.1.4

Patched Releases

Openemr

5.0.1.4

Timeline

  1. Publicly disclosed

    Aug 15, 2018

  2. Last updated

    Jul 8, 2026

Weakness Type

  • CWE-287 Improper Authentication

FAQ

Common Questions.

Is CVE-2018-15152 On Your Attack Surface?

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

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