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Jenkins CVE-2026-42524

| EUVDEUVD-2026-26226 HIGH
Cross-site Scripting (XSS) (CWE-79)
2026-04-29 jenkins GHSA-f8h4-46xv-h7jj
Jenkins XSS
8.0
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.0 HIGH
AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
CVSS changed
Apr 29, 2026 - 15:22 NVD
8.0 (None) 8.0 (HIGH)
EUVD ID Assigned
Apr 29, 2026 - 14:00 euvd
EUVD-2026-26226
CVE Published
Apr 29, 2026 - 13:31 nvd
HIGH 8.0

DescriptionCVE.org

Jenkins HTML Publisher Plugin 427 and earlier does not escape job name and URL in the legacy wrapper file, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

Analysis

Jenkins HTML Publisher Plugin 427 and earlier does not escape job name and URL in the legacy wrapper file, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission.

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CVE-2026-42524 vulnerability details – vuln.today
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