Staging Environment: Content and features may be unstable or change without notice.
Search for packages
Package details: pkg:npm/lodash.merge@2.4.0
purl pkg:npm/lodash.merge@2.4.0
Next non-vulnerable version 4.6.2
Latest non-vulnerable version 4.6.2
Risk 4.5
Vulnerabilities affecting this package (3)
Vulnerability Summary Fixed by
VCID-87ec-1ejh-quh3
Aliases:
GHSA-h726-x36v-rx45
GMS-2020-353
Prototype Pollution in lodash.merge Versions of `lodash.merge` before 4.6.2 are vulnerable to prototype pollution. The function `merge` may allow a malicious user to modify the prototype of `Object` via `{constructor: {prototype: {...}}}` causing the addition or modification of an existing property that will exist on all objects. ## Recommendation Update to version 4.6.2 or later.
4.6.2
Affected by 0 other vulnerabilities.
VCID-dzeb-zu9x-g3bq
Aliases:
CVE-2019-10744
GHSA-jf85-cpcp-j695
Prototype Pollution in lodash Versions of `lodash` before 4.17.12 are vulnerable to Prototype Pollution. The function `defaultsDeep` allows a malicious user to modify the prototype of `Object` via `{constructor: {prototype: {...}}}` causing the addition or modification of an existing property that will exist on all objects.
4.6.2
Affected by 0 other vulnerabilities.
VCID-mzmf-nmeu-zyej
Aliases:
GHSA-2m96-9w4j-wgv7
GMS-2020-352
Prototype Pollution in lodash.merge Versions of `lodash.merge` before 4.6.1 are vulnerable to Prototype Pollution. The function 'merge' may allow a malicious user to modify the prototype of `Object` via `__proto__` causing the addition or modification of an existing property that will exist on all objects. ## Recommendation Update to version 4.6.1 or later.
4.6.1
Affected by 2 other vulnerabilities.
Vulnerabilities fixed by this package (0)
Vulnerability Summary Aliases
This package is not known to fix vulnerabilities.

Date Actor Action Vulnerability Source VulnerableCode Version
2026-04-16T21:10:10.307109+00:00 GitLab Importer Affected by VCID-87ec-1ejh-quh3 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/GMS-2020-353.yml 38.4.0
2026-04-16T21:08:44.855332+00:00 GitLab Importer Affected by VCID-mzmf-nmeu-zyej https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/GMS-2020-352.yml 38.4.0
2026-04-16T20:56:00.812970+00:00 GitLab Importer Affected by VCID-dzeb-zu9x-g3bq https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/CVE-2019-10744.yml 38.4.0
2026-04-11T22:21:58.867137+00:00 GitLab Importer Affected by VCID-87ec-1ejh-quh3 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/GMS-2020-353.yml 38.3.0
2026-04-11T22:20:29.206970+00:00 GitLab Importer Affected by VCID-mzmf-nmeu-zyej https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/GMS-2020-352.yml 38.3.0
2026-04-11T22:07:02.323787+00:00 GitLab Importer Affected by VCID-dzeb-zu9x-g3bq https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/CVE-2019-10744.yml 38.3.0
2026-04-02T22:34:00.956420+00:00 GitLab Importer Affected by VCID-87ec-1ejh-quh3 https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/GMS-2020-353.yml 38.1.0
2026-04-02T22:32:28.214707+00:00 GitLab Importer Affected by VCID-mzmf-nmeu-zyej https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/GMS-2020-352.yml 38.1.0
2026-04-02T22:19:49.523408+00:00 GitLab Importer Affected by VCID-dzeb-zu9x-g3bq https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/CVE-2019-10744.yml 38.1.0
2026-04-01T16:37:36.270142+00:00 GitLab Importer Affected by VCID-dzeb-zu9x-g3bq https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/lodash.merge/CVE-2019-10744.yml 38.0.0