Deserialization of untrusted data in NVIDIA FLARE
Priority MEDIUM 46CWE-502Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-502.
Summary
NVFLARE, versions prior to 2.1.2, contains a vulnerability in its PKI implementation module, where The CA credentials are transported via pickle and no safe deserialization. The deserialization of Untrusted Data may allow an unprivileged network attacker to cause Remote Code Execution, Denial Of Service, and Impact to both Confidentiality and Integrity.
Why it matters now
EPSS 0.02129 82nd percentileScored 2026-11-07
Fix Fixed NVIDIA FLARE (NVIDIA): 2.1.2nvflare (PyPI): 2.1.2
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 |
|---|---|---|---|---|---|
| NVIDIA | NVIDIA FLARE | before 2.1.2 | 2.1.2 | Patch available | CNA |
| — | nvflare (PyPI) | before 2.1.2 | 2.1.2 | Patch available | GHSA-rcxc-3w2m-mp8h |
- NVIDIA FLARE VendorNVIDIA Affected before 2.1.2 Fixed in 2.1.2 Patch available CNA
- nvflare (PyPI) Vendor— Affected before 2.1.2 Fixed in 2.1.2 Patch available GHSA-rcxc-3w2m-mp8h
Remediation
- Fix · CNA NVIDIA FLARE (NVIDIA) Fixed in 2.1.2
- Fix · GHSA-rcxc-3w2m-mp8h nvflare (PyPI) Fixed in 2.1.2 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2022-31604
- 2026-10-03 Alias added: GHSA-rcxc-3w2m-mp8h
References
Advisory 2
More NVIDIA Nvflare vulnerabilities
- TI-2022-15486 Deserialization of untrusted data in NVIDIA FLARE CVSS 3.1CRITICAL 9.8
- TI-2026-19490 Authorization bypass in NVIDIA FLARE SDK CVSS 3.1CRITICAL 9.8
- TI-2022-13529 Deserialization of untrusted data in NVIDIA FLARE CVSS 3.1CRITICAL 9.8
- TI-2026-19497 Deserialization of untrusted data in NVIDIA FLARE SDK CVSS 3.1HIGH 8.8
- TI-2026-19513 Improper input validation in NVIDIA FLARE SDK CVSS 3.1MEDIUM 6.5
Sources
- CVE-2022-31604 · CVE Program
- CVE-2022-31604 · NVD
- FIRST EPSS
- GHSA-rcxc-3w2m-mp8h · GitHub Advisory Database · CC BY 4.0
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