CVE-2026-33003
Jenkins LoadNinja Plugin Unencrypted API Key Storage Vulnerability
Description
Jenkins LoadNinja Plugin 2.1 and earlier stores LoadNinja API keys unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system.
INFO
Published Date :
March 18, 2026, 4:16 p.m.
Last Modified :
March 21, 2026, 12:18 a.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 the Jenkins LoadNinja Plugin.
- Remove exposed API keys from config.xml.
- Restrict file system access.
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-2026-33003.
| URL | Resource |
|---|---|
| https://www.jenkins.io/security/advisory/2026-03-18/#SECURITY-3642 | 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-2026-33003 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-2026-33003
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-2026-33003 vulnerability anywhere in the article.
-
CybersecurityNews
Critical Jenkins Vulnerabilities Expose CI/CD Servers to RCE Attacks
Jenkins Vulnerabilities Expose CI/CD Servers A critical security advisory addressing multiple high-severity vulnerabilities in Jenkins core and the LoadNinja plugin. Issued on March 18, 2026, the aler ... Read more
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Daily CyberSecurity
Critical Jenkins Flaws Expose CI/CD Servers to Remote Code Execution
The Jenkins project has released a critical security advisory addressing multiple vulnerabilities that could lead to full system compromise. The advisory highlights two high-severity flaws in the Jenk ... Read more
The following table lists the changes that have been made to the
CVE-2026-33003 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]
Mar. 21, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:jenkins:loadninja:*:*:*:*:*:jenkins:*:* versions up to (excluding) 2.2 Added Reference Type Jenkins Project: https://www.jenkins.io/security/advisory/2026-03-18/#SECURITY-3642 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Mar. 18, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Added CWE CWE-312 -
New CVE Received by [email protected]
Mar. 18, 2026
Action Type Old Value New Value Added Description Jenkins LoadNinja Plugin 2.1 and earlier stores LoadNinja API keys unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system. Added Reference https://www.jenkins.io/security/advisory/2026-03-18/#SECURITY-3642