CVE-2026-57284

Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier does not restrict the types that can be instantiated through the Pipeline Snippet Generator, allowing attackers to instantiate types related to job or system configuration other than Pipeline steps.

CVSS v3 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3677	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:jenkins:pipeline\:_groovy:*:*:*:*:*:jenkins:*:*

History

25 Oct 2026, 23:10

Type	Values Removed	Values Added
Summary		(es) Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff y anteriores no restringe los tipos que pueden ser instanciados a través del Generador de Fragmentos de Pipeline, permitiendo a los atacantes instanciar tipos relacionados con la configuración de trabajos o del sistema distintos de los pasos de Pipeline.

Information

Published : 2026-06-24 14:17

Updated : 2026-10-25 23:10

NVD link : CVE-2026-57284

Mitre link : CVE-2026-57284

CVE.ORG link : CVE-2026-57284

JSON object : View

Products Affected

jenkins

pipeline\

CWE

CWE-470

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

{"id": "CVE-2026-57284", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-57284", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-06-24T13:59:08.756421Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 2.8}]}, "affected": [{"source": "jenkinsci-cert@googlegroups.com", "affectedData": [{"vendor": "Jenkins Project", "product": "Jenkins Pipeline: Groovy Plugin", "versions": [{"status": "affected", "version": "0", "versionType": "maven", "lessThanOrEqual": "4331.v9d06ed4658ff"}], "defaultStatus": "unaffected"}]}], "published": "2026-06-24T14:17:34.363", "references": [{"url": "https://www.jenkins.io/security/advisory/2026-06-24/#SECURITY-3677", "tags": ["Vendor Advisory"], "source": "jenkinsci-cert@googlegroups.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-470"}]}], "descriptions": [{"lang": "en", "value": "Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff and earlier does not restrict the types that can be instantiated through the Pipeline Snippet Generator, allowing attackers to instantiate types related to job or system configuration other than Pipeline steps."}, {"lang": "es", "value": "Jenkins Pipeline: Groovy Plugin 4331.v9d06ed4658ff y anteriores no restringe los tipos que pueden ser instanciados a trav\u00e9s del Generador de Fragmentos de Pipeline, permitiendo a los atacantes instanciar tipos relacionados con la configuraci\u00f3n de trabajos o del sistema distintos de los pasos de Pipeline."}], "lastModified": "2026-10-25T23:10:00.167", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:jenkins:pipeline\\:_groovy:*:*:*:*:*:jenkins:*:*", "vulnerable": true, "matchCriteriaId": "B80BB2D5-E938-4601-AAAF-E377F623C888", "versionEndIncluding": "4331.v9d06ed4658ff"}], "operator": "OR"}]}], "sourceIdentifier": "jenkinsci-cert@googlegroups.com"}