Description
Jenkins Assembla Plugin 1.4 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks, allowing attackers able to control the responses of the configured Assembla server to extract secrets from the Jenkins controller or perform server-side request forgery.
Published: 2026-06-24
Score: 7.1 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Wed, 24 Jun 2026 21:45:00 +0000

Type Values Removed Values Added
Title Jenkins Assembla Plugin XXE Vulnerability Allows Secret Extraction

Wed, 24 Jun 2026 21:00:00 +0000

Type Values Removed Values Added
First Time appeared Jenkins Project
Jenkins Project jenkins Assembla Plugin
Vendors & Products Jenkins Project
Jenkins Project jenkins Assembla Plugin

Wed, 24 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
Title XML External Entity Vulnerability in Jenkins Assembla Plugin Enables Secrets Exposure
Weaknesses CWE-611

Wed, 24 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
Title XML External Entity Vulnerability in Jenkins Assembla Plugin Enables Secrets Exposure
Weaknesses CWE-611

Wed, 24 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-918
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 24 Jun 2026 13:45:00 +0000

Type Values Removed Values Added
Description Jenkins Assembla Plugin 1.4 and earlier does not configure its XML parser to prevent XML external entity (XXE) attacks, allowing attackers able to control the responses of the configured Assembla server to extract secrets from the Jenkins controller or perform server-side request forgery.
References

Subscriptions

Jenkins Project Jenkins Assembla Plugin
cve-icon MITRE

Status: PUBLISHED

Assigner: jenkins

Published:

Updated: 2026-06-24T14:19:33.790Z

Reserved: 2026-06-24T08:41:44.359Z

Link: CVE-2026-57303

cve-icon Vulnrichment

Updated: 2026-06-24T14:17:24.201Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-24T21:30:04Z

Weaknesses