---
id: CVE-2026-117626
title: >-
  Jenkins 2.587 and earlier, LTS 2.580.1 and earlier improperly identifies file
  paths attempting path traversal in the file browser for workspaces and
  $JENKINS_HOME/userContent/, allowing attackers with Overall/Read permission to
  obtain th…
summary: >-
  Jenkins 2.587 and earlier, LTS 2.580.1 and earlier improperly identifies file
  paths attempting path traversal in the file browser for workspaces and
  $JENKINS_HOME/userContent/, allowing attackers with Overall/Read permission to
  obtain th…
severity: none
vendor: Jenkins Project
product: Jenkins
affected:
  - Jenkins (all versions)
published: '2026-10-28'
updated: '2026-10-28'
sourceUpdated: '2026-10-28T16:48:37.200Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-117626'
references:
  - url: 'https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4237'
    label: Jenkins Security Advisory 2026-10-28
tags:
  - cve.org
ingestedAt: '2026-10-28T17:14:44.446Z'
---

## Overview

Jenkins 2.587 and earlier, LTS 2.580.1 and earlier improperly identifies file paths attempting path traversal in the file browser for workspaces and $JENKINS_HOME/userContent/, allowing attackers with Overall/Read permission to obtain the names, sizes, and last modification times of files in the $JENKINS_HOME, and attackers with Item/Workspace permission to obtain the names of jobs that have a workspace on the same agent.

## Affected

- `Jenkins (all versions)`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.