mppx vulnerabilities
CVEs whose affected-version data names the mppx package (npm). Each record lists the affected and patched versions; check a specific version with the dependency checker or POST /api/sbom.
4 CVEsRSS
CVE-2026-63627Medium· 6.9mppx is a TypeScript interface for machine payments protocol
mppx is a TypeScript interface for machine payments protocol. Prior to 0.8.2, FeePayerPolicy in src/tempo/internal/fee-payer.ts used decodeFunctionData to validate fee-sponsored calldata but did not reject trailing bytes. A client could …
CVE-2026-63628Medium· 6.9mppx is a TypeScript interface for machine payments protocol
mppx is a TypeScript interface for machine payments protocol. Prior to 0.8.2, the fee-payer cosigning path in src/tempo/internal/fee-payer.ts copied a client-supplied access_list from a 0x78 FeePayerEnvelope without validating its length…
CVE-2026-34210High· 8.1mppx is a TypeScript interface for machine payments protocol
mppx is a TypeScript interface for machine payments protocol. Prior to version 0.4.11, the stripe/charge payment method did not check Stripe's Idempotent-Replayed response header when creating PaymentIntents. An attacker could replay a v…
CVE-2026-34209High· 7.5mppx is a TypeScript interface for machine payments protocol
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 attac…