CVE-2026-54737

The CVE refers to @phun-ky/defaults-deep, a lodash-like defaultsDeep library. Before 2.0.5, defaultsDeep() recursively merges user-supplied objects without filtering proto, constructor, and prototype, allowing properties to be written to Object.prototype (prototype pollution). Affected version ra...

CVE-2026-54737: Improperly Controlled Modification of Object Prototype Attributes

@phun-ky/defaults-deep is a library like lodash defaultsDeep with array preservation and no lodash dependency. Prior to 2.0.5, defaultsDeep recursively merges user-supplied objects without filtering proto, constructor, and prototype, allowing properties to be written to Object.prototype. This iss...