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Vulnerability record · CVE-2022-31121 · published 7 July 2022

CVE-2022-31121: Hyperledger fabric improper input validation vulnerability

Hyperledger · Fabric

Hyperledger Fabric is a permissioned distributed ledger framework. In affected versions if a consensus client sends a malformed consensus request to an orderer it may crash the orderer node. A fix has been added in commit 0f1835949 which checks for missing consensus messages and returns an error to the consensus client should the message be missing. Users are advised to upgrade to versions 2.2.7 or v2.4.5. There are no known workarounds for this issue.

7.5 CVSS 3.1 High EPSS 2.1% · top 19.2% CWE-20 · Improper input validation
7.5CVSS 3.1 base score, v2 5.0
2.1%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

Hyperledger Fabric is a permissioned distributed ledger framework. In affected versions if a consensus client sends a malformed consensus request to an orderer it may crash the orderer node. A fix has been added in commit 0f1835949 which checks for missing consensus messages and returns an error to the consensus client should the message be missing. Users are advised to upgrade to versions 2.2.7 or v2.4.5. There are no known workarounds for this issue.

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

Affected products

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

References

LinkTags
https://github.com/hyperledger/fabric/commit/0f18359493bcbd5f9f9d1a9b05adabfe5da23b06 PatchThird Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.2.7 Release NotesThird Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.4.5 Release NotesThird Party Advisory
https://github.com/hyperledger/fabric/security/advisories/GHSA-72x4-cq6r-jp4p Issue TrackingThird Party Advisory
https://github.com/hyperledger/fabric/commit/0f18359493bcbd5f9f9d1a9b05adabfe5da23b06 PatchThird Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.2.7 Release NotesThird Party Advisory
https://github.com/hyperledger/fabric/releases/tag/v2.4.5 Release NotesThird Party Advisory
https://github.com/hyperledger/fabric/security/advisories/GHSA-72x4-cq6r-jp4p Issue TrackingThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2022-31121), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.