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CVE-2026-34209

mppx

Descrição

mppx is a TypeScript interface for machine payments protocol. Prior to version 0.4.11, the tempo/session cooperative close handler validated the close voucher amount using -<- instead of -<=- against the on-chain settled amount. An attacker could submit a close voucher exactly equal to the settled amount, which would be accepted without committing any new funds, effectively closing or griefing the channel for free. This issue has been patched in version 0.4.11.

CVSS 7.5EPSS 0.359%Risco 0.77
Ver fonte
Publicação
2026-03-31 15:16:18
Versões afetadas
<0.4.11
Tipo
Package
Última alteração
2026-07-24 21:10:00
Vetor
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N