Home/CVE/validator.js is vulnerable to Inefficient Regular Expression Complexity
CVE

CVE-2021-3765

validator.js is vulnerable to Inefficient Regular Expression Complexity

validator.js is vulnerable to Inefficient Regular Expression Complexity.

HIGH · CVSS 7.5 EPSS 0.00044
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1333Inefficient Regular Expression Complexity
CWE-1333Inefficient Regular Expression Complexity
▤

Affected Products & Versions

1
validator project validator< 13.7.0
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm validator MODERATE fixed in 13.7.0
⚠

Public Exploits & PoCs

1
pochuntr.dev · c37e975c-21a3-4c5f-9b57-04d63b28cfc9huntr.dev
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security@huntr.dev
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Nov 2021 · 07:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

2
rhsaRHSA-2023:3742Moderate
rhsaRHSA-2023:7820Moderate
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/validatorjs/validator.js/commit/496fc8b2a7f5997acaaec33cc44d0b8dba5fb5e1PatchThird Party Advisory
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