CVE-2026-84653

Improper Authorization on Jenkins Appearance Configuration Page

Published Sep 2, 2026 CVSS 3.1 · 3.5 Low EPSS < 1% KEV · Not listed
Description
Jenkins 2.421 through 2.579 (both inclusive), LTS 2.426.1 through 2.568.2 (both inclusive) does not correctly perform permission checks in the Appearance configuration page, allowing attackers with Overall/Manage permission to modify Appearance configuration options they should not have access to.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Jenkins
Jenkins jenkins
CPEs cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*
Vendors & Products Jenkins
Jenkins jenkins
Type Values Removed Values Added
Metrics ssvc

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

Type Values Removed Values Added
Title Improper Authorization on Jenkins Appearance Configuration Page
Type Values Removed Values Added
Title Missing Permission Checks on Jenkins Appearance Page Allow Unauthorized Configuration Modification
Weaknesses CWE-284
Type Values Removed Values Added
Weaknesses CWE-862
Metrics cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N'}

Type Values Removed Values Added
First Time appeared Jenkins Project
Jenkins Project jenkins
Vendors & Products Jenkins Project
Jenkins Project jenkins
Type Values Removed Values Added
Title Missing Permission Checks on Jenkins Appearance Page Allow Unauthorized Configuration Modification
Weaknesses CWE-284
Type Values Removed Values Added
Description Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not correctly perform permission checks in the Appearance configuration page, allowing attackers with Overall/Manage permission to modify Appearance configuration options they should not have access to. Jenkins 2.421 through 2.579 (both inclusive), LTS 2.426.1 through 2.568.2 (both inclusive) does not correctly perform permission checks in the Appearance configuration page, allowing attackers with Overall/Manage permission to modify Appearance configuration options they should not have access to.
Type Values Removed Values Added
Description Jenkins 2.579 and earlier, LTS 2.568.2 and earlier does not correctly perform permission checks in the Appearance configuration page, allowing attackers with Overall/Manage permission to modify Appearance configuration options they should not have access to.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
jenkins
Published
Updated
Sep 4, 2026, 7:54 PM
Reserved
Sep 1, 2026, 9:55 PM
Status
Analyzed
Published
Sep 2, 2026, 4:17 PM
Modified
Sep 15, 2026, 6:15 PM