High severity · published Oct 22, 2026
CVE-2026-113874
SmileCDR HAPI FHIR trusted tenant partition override
New
8.1
CVSS
0.3%
EPSS
No
On KEV
Description
SmileCDR HAPI FHIR allows an untrusted bundle body to replace a partition identity previously established by a trusted source, and does not enforce storage partition entitlement by default. An attacker authorized for one tenant can read from or write to another tenant's partition.
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)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HF
HAPI FHIR · SmileCDR
0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-113874
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-113874
abhinavagarwal07.github.io
https://abhinavagarwal07.github.io/posts/hapi-fhir-authorization-findings/
raw.githubusercontent.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-294-01.json
www.cve.org
https://www.cve.org/CVERecord?id=CVE-2026-113874
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