Regular expression Denial of Service in date-and-time
Priority LOW 37CWE-400Published · 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
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-400.
Summary
date-and-time is an npm package for manipulating date and time. In date-and-time before version 0.14.2, there a regular expression involved in parsing which can be exploited to to cause a denial of service. This is fixed in version 0.14.2.
Why it matters now
EPSS 0.02172 82nd percentileScored 2026-11-07
Fix Fixed date-and-time (knowledgecode): 0.14.2date-and-time (npm): 0.14.2Red Hat: 1 advisory
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 |
|---|---|---|---|---|---|
| knowledgecode | date-and-time | before 0.14.2 | 0.14.2 | Patch available | CNA |
| — | date-and-time (npm) | before 0.14.2 | 0.14.2 | Patch available | GHSA-r92x-f52r-x54g |
- date-and-time Vendorknowledgecode Affected before 0.14.2 Fixed in 0.14.2 Patch available CNA
- date-and-time (npm) Vendor— Affected before 0.14.2 Fixed in 0.14.2 Patch available GHSA-r92x-f52r-x54g
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:date-and-time_project:date-and-time:*:*:*:*:*:node.js:*:* | before 0.14.2 | Vulnerable | Date-and-time Project |
- cpe:2.3:a:date-and-time_project:date-and-time:*:*:*:*:*:node.js:*:* Versions before 0.14.2 Vulnerable ·Date-and-time Project
Remediation
- Fix · CNA date-and-time (knowledgecode) Fixed in 0.14.2
- Fix · GHSA-r92x-f52r-x54g date-and-time (npm) Fixed in 0.14.2 Advisory →
Red Hat 1 advisory
- RHSA-2021:2041 Released 2021-05-19 · Red Hat rating ModerateRed Hat OpenShift Container Storage 4.7.0 security, bug fix, and enhancement update
- Red Hat OpenShift Container Storage 4.7 on RHEL-8 ocs4/mcg-core-rhel8, ocs4/mcg-rhel8-operator, ocs4/rook-ceph-rhel8-operator
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenShift Container Storage 4.7 on RHEL-8 | Fixed | RHSA-2021:2041 |
Not affected: 1 product
- Red Hat OpenShift Container Storage 4.7 on RHEL-8
Timeline
- 2026-10-02 Threatist record created from CVE-2020-26289
- 2026-10-03 Alias added: GHSA-r92x-f52r-x54g
References
Patch 1
Advisory 3
Sources
- CVE-2020-26289 · CVE Program
- CVE-2020-26289 · NVD
- FIRST EPSS
- GHSA-r92x-f52r-x54g · GitHub Advisory Database · CC BY 4.0
- CVE-2020-26289 · 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