CVE-2026-40939
Published:April 21, 2026
Updated:April 25, 2026
The Data Sharing Framework (DSF) implements a distributed process engine based on the BPMN 2.0 and FHIR R4 standards. Prior to 2.1.0, OIDC-authenticated sessions had no configured maximum inactivity timeout. Sessions persisted indefinitely after login, even after the OIDC access token expired. This vulnerability is fixed in 2.1.0.
Affected Packages
https://github.com/datasharingframework/dsf.git (GITHUB):
Affected version(s) >=v1.0.0-M1 <v2.1.0Fix Suggestion:
Update to version v2.1.0dev.dsf:dsf-bpe-server (JAVA):
Affected version(s) >=1.0.0-M1 <2.1.0Fix Suggestion:
Update to version 2.1.0dev.dsf:dsf-fhir-server (JAVA):
Affected version(s) >=1.0.0-M1 <2.1.0Fix Suggestion:
Update to version 2.1.0dev.dsf:dsf-common-jetty (JAVA):
Affected version(s) >=1.0.0-M1 <2.1.0Fix Suggestion:
Update to version 2.1.0Related Resources (6)
Do you need more information?
Contact UsCVSS v4
Base Score:
6.8
Attack Vector
PHYSICAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.1
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Insufficient Session Expiration
EPSS
Base Score:
0.02
