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Update dependency lodash to v4.17.21 [SECURITY]#12

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Update dependency lodash to v4.17.21 [SECURITY]#12
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renovate/npm-lodash-vulnerability

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@renovate renovate Bot commented May 9, 2026

This PR contains the following updates:

Package Change Age Confidence
lodash (source) 4.17.44.17.21 age confidence
lodash (source) ^3.5.0^4.17.21 age confidence
lodash (source) ^3.9.0^4.17.21 age confidence

Warning

Some dependencies could not be looked up. Check the Dependency Dashboard for more information.


Prototype Pollution in lodash

CVE-2019-10744 / GHSA-jf85-cpcp-j695

More information

Details

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.

Recommendation

Update to version 4.17.12 or later.

Severity

  • CVSS Score: 9.1 / 10 (Critical)
  • Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

References

This data is provided by the GitHub Advisory Database (CC-BY 4.0).


Prototype Pollution in lodash

CVE-2018-16487 / GHSA-4xc9-xhrj-v574

More information

Details

Versions of lodash before 4.17.11 are vulnerable to prototype pollution.

The vulnerable functions are 'defaultsDeep', 'merge', and 'mergeWith' which 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 4.17.11 or later.

Severity

High

References

This data is provided by the GitHub Advisory Database (CC-BY 4.0).


Prototype Pollution in lodash

CVE-2018-3721 / GHSA-fvqr-27wr-82fm

More information

Details

Versions of lodash before 4.17.5 are vulnerable to prototype pollution.

The vulnerable functions are 'defaultsDeep', 'merge', and 'mergeWith' which 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 4.17.5 or later.

Severity

  • CVSS Score: 6.5 / 10 (Medium)
  • Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

References

This data is provided by the GitHub Advisory Database (CC-BY 4.0).


Command Injection in lodash

CVE-2021-23337 / GHSA-35jh-r3h4-6jhm

More information

Details

lodash versions prior to 4.17.21 are vulnerable to Command Injection via the template function.

Severity

  • CVSS Score: 7.2 / 10 (High)
  • Vector String: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

This data is provided by the GitHub Advisory Database (CC-BY 4.0).


Release Notes

lodash/lodash (lodash)

v4.17.21

Compare Source

v4.17.20

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v4.17.19

v4.17.16

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v4.17.15

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v4.17.14

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v4.17.13

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v4.17.12

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v4.17.11

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v4.17.10

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v4.17.9

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v4.17.5

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@renovate renovate Bot force-pushed the renovate/npm-lodash-vulnerability branch from 3a378c0 to 6ff5314 Compare May 10, 2026 15:45
@renovate renovate Bot changed the title Update dependency lodash [SECURITY] Update dependency lodash to v4.17.21 [SECURITY] May 10, 2026
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