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CVE-2021-3765Inefficient Regular Expression Complexity in validatorjs/validator.js
- 5.3MediumCVSS base score
- 1.8%Exploitation in 30 daysEPSS · top 21% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
validator.js is vulnerable to Inefficient Regular Expression Complexity
Timeline
ID reserved
By @huntrdev
- 2 months later
· 2 months later
Published
- 3 years later
· 3 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| @huntrdevCNA (assigner) | 3.0 | Medium5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 1.8% · top 21% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Affected products
validatorjs · validatorjs/validator.js
- affected unspecified – < 13.7.0
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- npmvalidatorGHSA-qgmg-gppg-76g5 (opens in a new tab)
References
References2
- https://huntr.dev/bounties/c37e975c-21a3-4c5f-9b57-04d63b28cfc9 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://github.com/validatorjs/validator.js/commit/496fc8b2a7f5997acaaec33cc44d0b8dba5fb5e1 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2021-2382 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-qgmg-gppg-76g5 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2021-3765)Record last updated .