CVE-2026-53438
Jenkins Missing Permission Check Allows Unauthorized Queue Item Cancellation
Description
A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view.
INFO
Published Date :
June 10, 2026, 2:16 p.m.
Last Modified :
June 11, 2026, 1:21 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Jenkins to version 2.568 or later.
- Update Jenkins LTS to version 2.555.3 or later.
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-2026-53438.
| URL | Resource |
|---|---|
| https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3712 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-53438 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-2026-53438
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-2026-53438 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-53438 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.
-
Initial Analysis by [email protected]
Jun. 11, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:* versions up to (excluding) 2.568 *cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:* versions up to (excluding) 2.555.3 Added Reference Type Jenkins Project: https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3712 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 10, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-862 -
New CVE Received by [email protected]
Jun. 10, 2026
Action Type Old Value New Value Added Description A missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view. Added Reference https://www.jenkins.io/security/advisory/2026-06-10/#SECURITY-3712