klever-go: SFT add-quantity `int64` overflow bypasses a finite per-nonce MaxSupply

Date Aug 28, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Go ยท github.com/klever-io/klever-go
CVE CVE-2026-55764
High-risk advisory CVE-2026-55764

Summary

klever-go: SFT add-quantity `int64` overflow bypasses a finite per-nonce MaxSupply

Why it matters

GitHub has published a reviewed security advisory for github.com/klever-io/klever-go. Prioritize it with other application dependency updates.

Operator check

Check whether github.com/klever-io/klever-go is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 8.7.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.