CVE-2026-44697

Klever-Go is the Go implementation of the Klever blockchain protocol. Prior to 1.7.17, a remote, unauthenticated denial-of-service vulnerability in Batch.Decompress data/batch/batch.go allows any peer that participates in a topic served by MultiDataInterceptor to allocate multi-gigabyte heaps on...

CVE-2026-44697 Klever-Go MultiDataInterceptor: remote OOM via crafted compressed P2P payload

Klever-Go is the Go implementation of the Klever blockchain protocol. Prior to 1.7.17, a remote, unauthenticated denial-of-service vulnerability in Batch.Decompress data/batch/batch.go allows any peer that participates in a topic served by MultiDataInterceptor to allocate multi-gigabyte heaps on...

Klever Blockchain security vulnerabilities

Klever Blockchain is a high-performance blockchain network implemented by Klever in open source. Versions of Klever Blockchain prior to 1.7.17 contained security vulnerabilities. These vulnerabilities stemmed from a remote unauthenticated denial-of-service issue in the Batch.Decompress function...

GHSA-87M7-QFFR-542V Klever-Go MultiDataInterceptor has remote OOM via crafted compressed P2P payload

Summary A remote, unauthenticated denial-of-service vulnerability in Batch.Decompress data/batch/batch.go allows any peer that participates in a topic served by MultiDataInterceptor to allocate multi-gigabyte heaps on the receiving node from a sub-50 KiB gossip payload. A single packet is...

PT-2026-40590

Name of the Vulnerable Software and Affected Versions Klever-Go versions prior to 1.7.17 Description A remote, unauthenticated denial-of-service issue exists in the Batch.Decompress function within data/batch/batch.go. This allows any peer participating in a topic served by MultiDataInterceptor t...