CVE-2021-3765: validator_project validator
CVSS: 7.5v3.1HighModified
AliasesUBUNTU-CVE-2021-3765GHSA-qgmg-gppg-76g5
Published 02-11-2021Last modified 03-08-2024
Vulnerability summary
CVE-2021-3765 is a high (CVSS 7.5) vulnerability in validator_project validator. EPSS estimates a 1.78% chance of exploitation in the next 30 days, higher than 77.9% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
1.78%
0%100%
Low · -0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Timeline
- 02-11-2021PublishedVulnerability first disclosed.
- 03-08-2024Last modifiedVulnerability information updated.
Description
validator.js is vulnerable to Inefficient Regular Expression Complexity
CVSS metrics
7 scores · 4 sources · 3 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.3Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · NpmEcosystem advisory · calculated5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- NVDNIST5.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.78%
Chance of exploitation in the next 30 days
Percentile
78%
Versus all other CVEs
30-day change
-0.01 pp
From 1.79% on 20-09-2026
20-09-202620-10-2026
EPSS score1.78%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (huntr.dev)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Npm1 product
- validator< 13.7.0
Ubuntu1 product
- validator.jsAll versions (No fix recorded)
Validator_project1 product
- validator< 13.7.0
Validatorjs1 product
- validatorjs/validator.js≥ unspecified, < 13.7.0
4 vendors · 4 products
References
6 links- huntr.dev/bounties/c37e975c-21a3-4c5f-9b57-04d63b28cfc9X Refsource CONFIRMREPORTWEBExploitIssue TrackingPatchThird Party Advisory
- github.com/validatorjs/validator.js/commit/496fc8b2a7f5997acaaec33cc44d0b8dba5fb5e1X Refsource MISCREPORTWEBPatchThird Party Advisory