CVE-2023-49798 is a high-severity vulnerability affecting OpenZeppelin Contracts versions 4.9.4 and 5.0.1, where a merge issue caused the Multicall.sol contract to execute all subcalls twice, potentially leading to unintended duplicate operations like asset transfers. With a CVSS score of 7.5, it can be exploited remotely with low attack complexity, resulting in high integrity impact without requiring user interaction. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability. Users are advised to upgrade to version 4.9.5 or later, as no workarounds are available.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.9.4CPE matchmatch criteria | cpe:2.3:a:openzeppelin:contracts:4.9.4:*:*:*:*:node.js:*:* | ||
4.9.4CPE matchmatch criteria | cpe:2.3:a:openzeppelin:contracts_upgradeable:4.9.4:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
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