Threats Tagged 'cve-2026-67581'
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Threats Tagged 'cve-2026-67581'
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CVE-2026-67581: CWE-294 Authentication Bypass by Capture-replay in ZenHive mppCVE-2026-67581 0 Authentication Bypass by Capture-replay in ZenHive mpp allows an unauthenticated remote client to obtain paid resources by resubmitting one settled on-chain transfer. MPP.Methods.EVM.verify/2 accepts a transaction-hash credential and matches a transfer purely on token, to and amount (ERC-20) or to and value (native). It binds the proof neither to the challenge being verified nor to any record of prior use, and the generic MPP.Plug dedup store keys on challenge.id, which is regenerated for every 402 response. On a static-price route, a single historical transfer matching the charge therefore satisfies an unbounded number of later charges, including transfers an attacker can read off a public block explorer. This issue affects mpp: from 0.3.0 before 0.6.3. Join the discussion | CVE Database V5 | 08/19/2026, 17:20:09 UTC Added: 08/19/2026, 17:43:14 UTC |
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