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Jenkins EUVDEUVD-2026-26220

| CVE-2026-42519 MEDIUM
Missing Authorization (CWE-862)
2026-04-29 jenkins
Jenkins Authentication Bypass
4.3
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
4.3 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Red Hat
6.5 MEDIUM
qualitative

Primary rating from NVD.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

3
CVSS changed
Apr 29, 2026 - 15:22 NVD
4.3 (None) 4.3 (MEDIUM)
EUVD ID Assigned
Apr 29, 2026 - 14:00 euvd
EUVD-2026-26220
CVE Published
Apr 29, 2026 - 13:31 nvd
MEDIUM 4.3

Blast Radius

ecosystem impact
† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth
  • 4 maven packages depend on org.jenkins-ci.plugins:script-security (3 direct, 1 indirect)

Ecosystem-wide dependent count for version 1402.v94c9ce464861.

DescriptionCVE.org

A missing permission check in Jenkins Script Security Plugin 1399.ve6a_66547f6e1 and earlier allows attackers with Overall/Read permission to enumerate pending and approved Script Security classpaths.

Analysis

A missing permission check in Jenkins Script Security Plugin 1399.ve6a_66547f6e1 and earlier allows attackers with Overall/Read permission to enumerate pending and approved Script Security classpaths.

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Vendor StatusVendor

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EUVD-2026-26220 vulnerability details – vuln.today
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