CVE-2020-28500

unknown
Published 2022-01-06 · Modified 2025-09-29
CVSS v3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v2
VIR risk

Description

Lodash versions prior to 4.17.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the toNumber, trim and trimEnd functions.

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-2020-28500

OS impact

OSVersionStatusFixed in
debian debianbookwormfixed4.17.21+dfsg+~cs8.31.173-1
debian debianbullseyefixed4.17.21+dfsg+~cs8.31.173-1
debian debianforkyfixed4.17.21+dfsg+~cs8.31.173-1
debian debiansidfixed4.17.21+dfsg+~cs8.31.173-1
debian debiantrixiefixed4.17.21+dfsg+~cs8.31.173-1

Package impact

EcosystemPackageVulnerableFixed
ruby RubyGemslodash-rails<>= 4.17.21>= 4.17.21
npm npmlodash>=4.0.0,<4.17.214.17.21
npm npmlodash-es>=4.0.0,<4.17.214.17.21
npm npmlodash.trimend>=4.0.0,<=4.5.1
npm npmlodash.trim>=4.0.0,<=4.5.1
ruby RubyGemslodash-rails>=4.0.0,<4.17.214.17.21

References

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