An issue was discovered in DP3T-Backend-SDK before 1.1.1 for Decentralised…
Priority LOW 36CWE-347Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-347.
Summary
An issue was discovered in DP3T-Backend-SDK before 1.1.1 for Decentralised Privacy-Preserving Proximity Tracing (DP3T). When it is configured to check JWT before uploading/publishing keys, it is possible to skip the signature check by providing a JWT token with alg=none.
Why it matters now
EPSS 0.0136 71st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:dp3t-backend-software_development_kit_project:dp3t-backend-software_development_kit:*:*:*:*:*:*:*:* | before 1.1.1 | Vulnerable | Dp3t-backend-software Development Kit Project |
- cpe:2.3:a:dp3t-backend-software_development_kit_project:dp3t-backend-software_development_kit:*:*:*:*:*:*:*:* Versions before 1.1.1 Vulnerable ·Dp3t-backend-software Development Kit Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-15957
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences