All versions of package merge <2.1.1 are vulnerable to Prototype Pollution via _recursiveMerge .
github.com/yeikos/js.merge/blob/56ca75b2dd0f2820f1e08a49f62f04bbfb8c5f8f/src/index.ts#L64
github.com/yeikos/js.merge/blob/master/src/index.ts#L64
github.com/yeikos/js.merge/commit/7b0ddc2701d813f2ba289b32d6a4b9d4cc235fb4
nvd.nist.gov/vuln/detail/CVE-2020-28499
snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1071049
snyk.io/vuln/SNYK-JS-MERGE-1042987
vuldb.com/?id.170146