CVE-2026-117626
Jenkins Path Traversal Information Disclosure
Description
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.
INFO
Published Date :
Oct. 28, 2026, 5:18 p.m.
Last Modified :
Oct. 29, 2026, 3:04 p.m.
Remotely Exploit :
No
Source :
[email protected]
Solution
- Update Jenkins to a non-vulnerable version.
- Apply vendor patches or security advisories.
- Restrict Overall/Read and Item/Workspace permissions.
- Review Jenkins file browser access controls.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-117626.
| URL | Resource |
|---|---|
| https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4237 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-117626 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-117626
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-117626 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-117626 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Oct. 28, 2026
Action Type Old Value New Value Added Description 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. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/117xxx/CVE-2026-117626.json">CVE-2026-117626</a> Added Reference https://www.jenkins.io/security/advisory/2026-10-28/#SECURITY-4237