Vulnerability in Open-Emr Openemr
CVE-2023-54347
OpenEMR 7.0.1 contains an authentication brute force vulnerability that allows attackers to bypass rate limiting protections by sending repeated login attempts to the main login endpoint. Attackers can submit POST requests with authUser and clearPass parameters to systematically test username and password combinations without account lockout restrictions.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.005 (43.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Open-Emr Openemr — versions 7.0.1
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/51413 (Exploit, VDB Entry, exploit)
- www.open-emr.org/ (Product, product)
- github.com/openemr/openemr/archive/refs/tags/v7_0_1.tar.gz (Product, product)
- www.vulncheck.com/advisories/openemr-authentication-brute-force-mitigation-bypa… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2023-54347?
- CVE-2023-54347 is a high-severity vulnerability in Open-Emr Openemr, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 7.5/10. Published 2026-05-05.
- How severe is CVE-2023-54347?
- High severity. CVSS v3 base score is 7.5 out of 10.