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CVE-2026-41586
Published: May 7, 2026
Modified: May 7, 2026
PUBLISHED
Description
Hyperledger Fabric is an enterprise-grade permissioned distributed ledger framework for developing solutions and applications. From versions 1.0.0 to 2.2.26, Channel.java implements readObject() and exposes deSerializeChannel() which call ObjectInputStream.readObject() on untrusted byte arrays without configuring an ObjectInputFilter. This is a classic Java deserialization RCE pattern. At time of publication, there are no publicly available patches.
| Vendor | Product | Versions |
|---|---|---|
hyperledger | fabric | affected >= 1.0.0, <= 2.2.26 |
Weaknesses (CWE)
References
https://hyperledger.github.io/fabric-gateway
x_refsource_MISC
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