json-schema is vulnerable to Prototype Pollution

严重 9.8CVE-2021-3918 · GHSA-896r-f27r-55mw · Published 13/11/2021 · updated 17/06/2026

要点

CVE-2021-3918 是影响 json-schema (json-schema project), json-schema 的严重 (CVSS 9.8)漏洞。
未来 30 天内被利用的概率（EPSS）：3.8%，高于 90.2% 的漏洞。
修复：升级到 0.4.0 或更高版本。

Package	Affected versions	Patched versions
json-schema json-schema_project	`< 0.4.0`	`0.4.0`
json-schema npm	`< 0.4.0`	`0.4.0`

json-schema before version 0.4.0 is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution').

NVD description

json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

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