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High severity · published Mar 3, 2026
CVE-2026-25146
OpenEMR's payments gateway_api_key secret rendered into client JS code
8.1
CVSS
0.5%
EPSS
No
On KEV
Description
OpenEMR is a free and open source electronic health records and medical practice management application. From 5.0.2 to before 8.0.0, there are (at least) two paths where the gateway_api_key secret value is rendered to the client in plaintext. These secret keys being leaked could result in arbitrary money movement or broad account takeover of payment gateway APIs. This vulnerability is fixed in 8.0.0.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openemr · openemr
>= 5.0.2, < 8.0.0 · source: vendor, NVD
Affected product
OP
openemr
openemr
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-25146
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-25146
Product
https://github.com/openemr/openemr/blob/6a4e18c5ec73e0c755f6f65b28a9652aded1a58b/interface/patient_file/front_payment.php#L765
Product
https://github.com/openemr/openemr/blob/6a4e18c5ec73e0c755f6f65b28a9652aded1a58b/portal/portal_payment.php#L537
Patch
https://github.com/openemr/openemr/commit/fe6341496dc82d5b4f5a3f35891bb2e2481f3b25
Exploit
https://github.com/openemr/openemr/security/advisories/GHSA-2hq8-wc73-jvvq
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