Inefficient Regular Expression Complexity in validatorjs/validator.js
Priority LOW 36CWE-1333Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 2 fixed, 7 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-1333.
Summary
validator.js is vulnerable to Inefficient Regular Expression Complexity
Why it matters now
EPSS 0.01792 78th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial validatorjs/validator.js (validatorjs): 13.7.0validator (npm): 13.7.0Red Hat: 2 advisoriesRed Hat: 2 fixed, 7 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| validatorjs | validatorjs/validator.js | before 13.7.0 | 13.7.0 | Patch available | CNA |
| — | validator (npm) | before 13.7.0 | 13.7.0 | Patch available | GHSA-qgmg-gppg-76g5 |
- validatorjs/validator.js Vendorvalidatorjs Affected before 13.7.0 Fixed in 13.7.0 Patch available CNA
- validator (npm) Vendor— Affected before 13.7.0 Fixed in 13.7.0 Patch available GHSA-qgmg-gppg-76g5
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:validator_project:validator:*:*:*:*:*:node.js:*:* | before 13.7.0 | Vulnerable | Validator Project |
- cpe:2.3:a:validator_project:validator:*:*:*:*:*:node.js:*:* Versions before 13.7.0 Vulnerable ·Validator Project
Remediation
- Fix · CNA validatorjs/validator.js (validatorjs) Fixed in 13.7.0
- Fix · GHSA-qgmg-gppg-76g5 validator (npm) Fixed in 13.7.0 Advisory →
Red Hat 2 advisories
- RHSA-2023:7820 Released 2023-12-14 · Red Hat rating ModerateRed Hat OpenShift Data Foundation 4.12.10 Bug Fix Update
- RHODF 4.12 for RHEL 8 odf4/mcg-core-rhel8
- RHSA-2023:3742 Released 2023-06-21 · Red Hat rating ImportantRed Hat OpenShift Data Foundation 4.13.0 security and bug fix update
- RHODF 4.13 for RHEL 9 odf4/cephcsi-rhel9, odf4/mcg-core-rhel9, odf4/mcg-rhel9-operator +7
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Migration Toolkit for Virtualization | Affected | No fix yet: Fix deferred |
| Red Hat Advanced Cluster Management for Kubernetes 2 | Affected | No fix planned: Will not fix |
| Red Hat Decision Manager 7 | Affected | No fix planned: Out of support scope |
| Red Hat OpenShift Container Platform 4 | Affected | No fix planned: Will not fix |
| Red Hat Openshift Container Storage 4 | Affected | No fix yet |
| Red Hat Openshift Data Foundation 4 | Affected | No fix yet |
| Red Hat Process Automation 7 | Affected | No fix planned: Out of support scope |
| RHODF 4.12 for RHEL 8 | Fixed | RHSA-2023:7820 |
| RHODF 4.13 for RHEL 9 | Fixed | RHSA-2023:3742 |
Not affected: 4 products
- RHODF 4.12 for RHEL 8
- RHODF 4.13 for RHEL 9
- Red Hat Advanced Cluster Management for Kubernetes 2
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2021-3765
- 2026-10-03 Alias added: GHSA-qgmg-gppg-76g5
References
More Validator Project Validator vulnerabilities
- TI-2025-11693 Versions of the package validator before 13.15.22 are vulnerable to Incomplete Filtering… CVSS 4.0HIGH 8.7
- TI-2025-35268 A URL validation bypass vulnerability exists in validator.js through version 13.15.15. CVSS 3.1MEDIUM 6.1
Sources
- CVE-2021-3765 · CVE Program
- CVE-2021-3765 · NVD
- FIRST EPSS
- GHSA-qgmg-gppg-76g5 · GitHub Advisory Database · CC BY 4.0
- CVE-2021-3765 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences