PT-2026-30899 · Marginal · Marginal Smart Contract

Published 2026-04-07 · Updated 2026-04-07 · CVE-2026-4931

Mitre

Smart contract Marginal v1 performs unsafe downcast, allowing attackers to settle a large debt position for a negligible asset cost.

Related Identifiers

CVE-2026-4931

Affected Products

Marginal Smart Contract

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2026-4931 · Security Note
• https://scs.owasp.org/SCWE/SCSVS-CODE/SCWE-041 · Note
• https://cvefeed.io/cwe/detail/cwe-681-incorrect-conversion-between-numeric-types · Note
• https://medium.com/@clarkcorrin/cve-2026-4931-how-spearbits-cantina-denied-a-critical-vulnerability-using-verifiably-false-0a27b92ac2db · Note
• https://marginal.gitbook.io/docs · Note
• https://github.com/MarginalProtocol · Note