How severe is CVE-2018-15152?

CVE-2018-15152 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2018-15152 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 26% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15152?

CVE-2018-15152 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15152?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-15152 published?

CVE-2018-15152 was published on 2018-08-15 and last updated on 2026-06-17.

CVE-2018-15152

CVE-2018-15152 is a critical-severity vulnerability in Open-emr Openemr with a CVSS 3.x base score of 9.1. Its EPSS exploit-prediction score of 26% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 26% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Open-emr Openemr
Published: 2018-08-15
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2018-15152?: 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.
How severe is CVE-2018-15152?: CVE-2018-15152 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2018-15152 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 26% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15152?: CVE-2018-15152 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15152?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-15152 published?: CVE-2018-15152 was published on 2018-08-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*

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