FlexiContracts: a Novel and Efficient Scheme for Upgrading Smart Contracts in Ethereum Blockchain

Blockchain technology has revolutionized contractual processes, enhancing efficiency and trust through smart contracts. Ethereum, as a pioneer in this domain, offers a platform for decentralized applications but is challenged by the immutability of smart contracts, which makes upgrades cumbersome...

CVE-2023-32321 CKAN remote code execution and private information access via crafted resource ids

CKAN is an open-source data management system for powering data hubs and data portals. Multiple vulnerabilities have been discovered in Ckan which may lead to remote code execution. An arbitrary file write in resourcecreate and packageupdate actions, using the ResourceUploader object. Also...