CVE-2021-3223 - Vulnerability Details - OpenCVE

Description

Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files.

Published: 2021-01-26

Score: 7.5 High

EPSS: 18.5% Moderate

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:nodered:node-red-dashboard:*:*:*:*:*:node.js:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
Github GHSA	GHSA-2hw7-mxvj-m455	Path traversal in Node-RED-Dashboard

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.18512.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/node-red/node-red-dashboard/issues/669
https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2

History

Mon, 14 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.89522}`	epss `{'score': 0.88649}`

Subscriptions

Nodered Node-red-dashboard

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-01-26T05:58:52.000Z

Updated: 2024-08-03T16:53:16.510Z

Reserved: 2021-01-22T00:00:00.000Z

Link: CVE-2021-3223

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-01-26T18:16:28.757

Modified: 2026-06-17T04:04:50.477

Link: CVE-2021-3223

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-01-26T05:58:52.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/node-red/node-red-dashboard/issues/669"}, {"tags": ["x_refsource_CONFIRM"], "url": "https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-3223", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/node-red/node-red-dashboard/issues/669", "refsource": "MISC", "url": "https://github.com/node-red/node-red-dashboard/issues/669"}, {"name": "https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2", "refsource": "CONFIRM", "url": "https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T16:53:16.510Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/node-red/node-red-dashboard/issues/669"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-3223", "datePublished": "2021-01-26T05:58:52.000Z", "dateReserved": "2021-01-22T00:00:00.000Z", "dateUpdated": "2024-08-03T16:53:16.510Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nodered:node-red-dashboard:*:*:*:*:*:node.js:*:*", "matchCriteriaId": "F56DC439-AA58-48A1-9FE7-33422246B5DA", "versionEndExcluding": "2.26.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Node-RED-Dashboard before 2.26.2 allows ui_base/js/..%2f directory traversal to read files."}, {"lang": "es", "value": "Node-RED-Dashboard versiones anteriores a 2.26.2, permite un salto del directorio de ui_base/js/..%2f para leer archivos"}], "id": "CVE-2021-3223", "lastModified": "2026-06-17T04:04:50.477", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-01-26T18:16:28.757", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/node-red/node-red-dashboard/issues/669"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/node-red/node-red-dashboard/issues/669"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Third Party Advisory"], "url": "https://github.com/node-red/node-red-dashboard/releases/tag/2.26.2"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}