CVE-2026-4931: medium-severity vulnerability in Marginal Smart Contract
CVE-2026-4931
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.8epss 0.3%
Smart contract Marginal v1 performs unsafe downcast, allowing attackers to settle a large debt position for a negligible asset cost.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
Affected products
Marginal · Marginal Smart ContractReferences
https://cvefeed.io/cwe/detail/cwe-681-incorrect-conversion-between-numeric-typeshttps://github.com/MarginalProtocolhttps://marginal.gitbook.io/docshttps://medium.com/@clarkcorrin/cve-2026-4931-how-spearbits-cantina-denied-a-critical-vulnerability-using-verifiably-false-0a27b92ac2dbhttps://scs.owasp.org/SCWE/SCSVS-CODE/SCWE-041/