CVE-2018-13555: The mintToken function of a smart contract implementation for JaxBox, an Ethereum token, has an integer overflow that al
infovulnerability
security
Summary
CVE-2018-13555 is an integer overflow (a bug where a number gets too large and wraps around to an incorrect value) in the mintToken function of JaxBox, an Ethereum token smart contract (a self-executing program on the blockchain). This vulnerability allows the contract owner to arbitrarily change any user's account balance to any value they want.
Vulnerability Details
CVSS Score
5
EPSS (30-day exploit probability)
EPSS: 0.2%
Classification
Attack SophisticationModerate
Taxonomy References
CWE (Weakness Type)
Original source: https://nvd.nist.gov/vuln/detail/CVE-2018-13555
First tracked: February 15, 2026 at 08:43 PM
Classified by LLM (prompt v3) · confidence: 95%