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Vulnerability record · CVE-2022-31605 · published 1 July 2022

CVE-2022-31605: Nvidia nvflare deserialization of untrusted data vulnerability

Nvidia · Nvflare

NVFLARE, versions prior to 2.1.2, contains a vulnerability in its utils module, where YAML files are loaded via yaml.load() instead of yaml.safe_load(). 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.

9.8 CVSS 3.1 Critical EPSS 2.1% · top 19.3% CWE-502 · Deserialization of untrusted data
9.8CVSS 3.1 base score, v2 7.5
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

NVFLARE, versions prior to 2.1.2, contains a vulnerability in its utils module, where YAML files are loaded via yaml.load() instead of yaml.safe_load(). 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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/NVIDIA/NVFlare/security/advisories/GHSA-hrf3-622q-8366 Third Party Advisory
https://github.com/NVIDIA/NVFlare/security/advisories/GHSA-hrf3-622q-8366 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-31605), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.