CVE-2026-84653 | BDVDB-2026-367463 Detail

Jenkins ProjectJenkins

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.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact low, availability impact none. Attack vector: network.

Weaknesses#

CWE-862 Missing Authorization

References#

https://www.jenkins.io/security/advisory/2026-09-02/#SECURITY-3981

Exploit#

No public exploit known

History#

Version 12026-09-02Record published in the CVE List.
Version 22026-09-04Most recent update recorded in the CVE List.

Published

Published: 2026-09-02
Last modified: 2026-09-04

Vendor information

Vendor: Jenkins Project
Product: Jenkins

All Jenkins Project vulnerabilities

Score

3.5 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 27.4.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Missing Authorization

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Not stated
Fixed
2.580
Vulnerable
Not stated
Fixed
0
Vulnerable
Not stated
Fixed
2.568.3

Scoring System

CVSS v4.0

Not available

CVSS v3.1

3.5 Low

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	Required
Scope	Unchanged
Confidentiality	Low
Integrity	Low
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).