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CVE-2024-45244

MediumPublished

Hyperledger Fabric through 3.0.0 and 2.5.x through 2.5.9 do not verify that a request has a timestamp within the expected time window.

Published: Aug 25, 2024
Updated: Oct 6, 2025
Assigning CNA: mitre
Evidence observed: Aug 4, 2026

Primary CVSS

5.3/ 10Medium

nvd · CVSS 3.1

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

EPSS probability estimate

0.6%

Low · next 30 days

Percentile: 46.6%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

Hyperledger Fabric through 3.0.0 and 2.5.x through 2.5.9 do not verify that a request has a timestamp within the expected time window.

Sources

HLF_TxTime_spoofingPoC
PoC covering the problem of transaction time manipulation (CVE-2024-45244) in the Hyperledger Fabric blockchain.

Responsible use

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