CVE-2020-8203

unknown
Published 2020-07-15 · Modified 2025-08-12
CVSS v3
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
CVSS v2
VIR risk

Description

Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.

Predictions

Exploit likelihood
30%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2020-8203

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed4.17.19+dfsg-1
debian debianbullseyefixed4.17.19+dfsg-1
debian debianforkyfixed4.17.19+dfsg-1
debian debiansidfixed4.17.19+dfsg-1
debian debiantrixiefixed4.17.19+dfsg-1

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemslodash-rails!< 3.7.0||<>= 4.17.19>= 4.17.19
npm npmlodash>=3.7.0,<4.17.194.17.19
npm npmlodash-es>=3.7.0,<4.17.204.17.20
npm npmlodash.pick>=4.0.0,<=4.4.0
npm npmlodash.set>=3.7.0,<=4.3.2
npm npmlodash.setwith<=4.3.2
npm npmlodash.update<=4.10.2
npm npmlodash.updatewith<=4.10.2
ruby RubyGemslodash-rails>=3.7.0,<4.17.194.17.19

References

Verify integrity in audit chain (admin only). AS-IS.