CVE-2026-40939
6.8
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Summary
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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| datasharingframework | dsf | < 2.1.0 | affected |
| dev.dsf | dsf-bpe-server | < 2.1.0 | affected |
| dev.dsf | dsf-common-jetty | < 2.1.0 | affected |
| dev.dsf | dsf-fhir-server | < 2.1.0 | affected |
Weaknesses
- CWE-613: CWE-613: Insufficient Session Expiration
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
- https://github.com/datasharingframework/dsf/security/advisories/GHSA-gj7p-595x-qwf5
- https://github.com/datasharingframework/dsf/commit/f4ecb002f7d12642f92da6b79371ed367d0140e7
- https://dsf.dev/operations/v2.1.0/bpe/oidc.html
- https://dsf.dev/operations/v2.1.0/fhir/oidc.html
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