CVE-2026-54754 Klever-Go: Marketplace settlement mints KLV when referral % + royalty % exceed the bid (negative seller share silently skipped)

Klever-Go is the Go implementation of the Klever blockchain protocol. Prior to 1.7.19, marketplace settlement in core/kapp/market/market.go reads MarketOrderData.ReferralPercentage from the listing while reading asset.Royalties.MarketPercentage live at purchase time. An asset owner can create a...

CVE-2026-54754

Klever-Go (the Go node for the Klever blockchain) has a time-of-check/time-of-use flaw in marketplace settlement (core/kapp/market/market.go). The referral percentage is snapshotted at listing, but the royalty percentage is read live at purchase. An asset owner can raise the royalty via UpdateRoy...

CVE-2026-54754: Integer Underflow (Wrap or Wraparound)

Klever-Go is the Go implementation of the Klever blockchain protocol. Prior to 1.7.19, marketplace settlement in core/kapp/market/market.go reads MarketOrderData.ReferralPercentage from the listing while reading asset.Royalties.MarketPercentage live at purchase time. An asset owner can create a...