Jenkins Content Security Policy, The key components of this mechanism By default Content Security Policy (CSP) in Jenkins does not allow Cucumber HTML reports to be shown correctly, with styles, embedded images and JS. By default Content Security Policy (CSP) in Jenkins does not allow Cucumber HTML reports to be shown correctly, with styles, embedded images and JS. Because of the strict It doesn’t make sense to set this on agents as they do not deliver html pages. (There's another note in In Jenkins, CSP can be configured to control the resources that can be loaded when users are viewing Jenkins interfaces, including HTML reports and other resources. ContentSecurityPolicyConfiguration () - Constructor for class io. csp. io/csp/ no longer needs to be installed. min. For other ways to contribute to the Jenkins project, see this page about participating and Customize the Content-Security-Policy rules. Alpha-Omega has provided a grant for three months of full-time work to improve the Jenkins implementation of Content Security Policy. 0, marking it as high severity. The core implementation also By following these best practices, you can help to reduce the security risks associated with using Jenkins and protect your systems and data from unauthorized access and breaches. The way to see what CSP policies are set is (1) to look at the response headers in your browser devtools and check the Content-Security-Policy response header there, and (2) to check the Background - What is the Jenkins Content Security Policy Jenkins 1. The default policy is extremely restrictive which In Jenkins you have the ability to setup users and their relevant permissions on the Jenkins instance. This results in a Since Jenkins 1. SHA-1: 56fb1b7cd6b6a249cbd9344babb06f076b9b7e4c. SHA-256: 30fd51352c4b3578fab57004828ea4827c5d785eed4019c44308a964bf20a8ca. 641 / Jenkins 1. Issue Environment Resolution Tested product/plugin versions References I would like to serve resources from Jenkins. (There's another note in the Jenkins wiki page that indicates you may need to Force Reload the page to see the new settings. The core implementation also I have a HTML page (index. 539. ) See Content Security Policy for documentation on Content Security Policy for the Jenkins UI in general. 如果已发布的 HTML 文件需要 JavaScript 或其他内容安全策略禁止的动态功能才能正常工作,则需要相应地调整 Content-Security-Policy 标头。 这适用于所有版本的 HTML Publisher 插件。 Content-Security-Policy (内容安全策略)是现代浏览器用于增强文档(或网页)安全性的 HTTP 响应头名称。Content-Security-Policy 标头允许您限制可以加载的资源(例如 JavaScript、CSS、图像等) By default Content Security Policy (CSP) in Jenkins does not allow Cucumber HTML reports to be shown correctly, with styles, embedded images and JS. 3 you added Content-Security-Policy header for some content from plugins. To fix that one need to relax CSP rules. 222. js) and css files (copied on the server) which are published using Jenkins HTML Publisher plugin for Implementing a strong Content Security Policy (CSP) is an advanced strategy for ensuring the safety of user-generated content. 641 and 1. See its inline help for Jenkins 2. Use credentials to secure access to external sites and applications that can interact with Jenkins such as artifact repositories, cloud-based storage systems and services, and databases. I know these sites: Configuring Content Security Policy Content Security Policy Reference I have a html page shown via Jenkins Content-Security-Policy By default, Jenkins serves files that could come from less trusted sources with a strict Content-Security-Policy HTTP response header. 231 and newer, including 2. js,bootstrap. x, Jenkins does not perform any security checks. See its inline help for jenkins安全内容配置策略 有时我们使用HTML Publisher Plugin插件时,在jenkins点开html report,会发现没有带任何的css或js样式,这是因为Jenkins 1. 3. CSP allows you to specify which resources Jenkins A critical security vulnerability has been discovered in the Jenkins Gatling Plugin that allows attackers to bypass Content-Security-Policy protections. The flaw resides in Gatling Plugin version 136. CSS Jenkins内容安全策略 在本文中,我们将介绍CSS Jenkins内容安全策略(Content Security Policy,简称CSP),并详细讨论其用途、配置和示例。 阅读更多:CSS 教程 什么是CSS Jenkins This issue tracks the addition of the Content-Security-Policy header to Jenkins core, so that https://plugins. Want to help? Check out the jenkinsci/docs gitter channel. 539 and newer allows administrators to set up Content Security Policy protection. jenkins. I was so happy seeing it and executed By default Content Security Policy (CSP) in Jenkins does not allow Cucumber HTML reports to be shown correctly, with styles, embedded images and JS. Content-Security-Policy protection for user content can be disabled in Jenkins 360 FireLine Plugin High severity GitHub Reviewed Published Oct 19, 2022 to the GitHub Advisory By default Content Security Policy (CSP) in Jenkins does not allow Cucumber HTML reports to be shown correctly, with styles, embedded images and JS. Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu. This page describes the restrictions applied by potentially untrusted files served by Jenkins by default To enable CSP in Jenkins, navigate to Manage Jenkins » Security, and look for the section Content Security Policy. By default, it links to a separate page explaining why this functionality is disabled by While experimenting, I recommend using the Script Console to adjust the CSP parameter dynamically as described on the Configuring Content Security Policy page. To safely support this wide spread of security and threat profiles, はじめに Jenkinsのビルド結果を確認するためにHTMLを成果物として登録したはいいものの、インラインで定義したCSSが適用されない という状況に遭遇したのでメモ 原因 Jenkins One of the security features of Jenkins is to send Content Security Policy (CSP) headers which describes how certain resources can behave. headless=true Cross-Site Request Forgery (CSRF or XSRF) is a type of security vulnerability in web applications. 625. 10, can't publish HTML. Content-Security-Policy 默认情况下,Jenkins 会为可能来自不受信任来源的文件提供严格的 Content-Security-Policy HTTP 响应头。 此默认设置会阻止所有 JavaScript 和其他活动元素,并且只允许从 Question: My HTML reports don't render fully when viewed from Jenkins. Error message I'm getting: Blocked This issue tracks the addition of the Content-Security-Policy header to Jenkins core, so that https://plugins. By understanding and implementing security settings and access control, you can mitigate any potential risk and ensure the integrity and confidentiality of your Jenkins environment. See its How Hi I'm using jenkins and i have generate report in the end of automation run, after the run the jenkins generate publish html directory to the job folder that I can see the current log report, but This plugin implements Content Security Policy protection for Jenkins. awt. Using By default Content Security Policy (CSP) in Jenkins does not allow Cucumber HTML reports to be shown correctly, with styles, embedded images and JS. Set Permissions: Implement RBAC using Jenkins’ built-in security or plugins like Role-Based Authorization Strategy to restrict user access. This allows relaxing the rules to get otherwise incompatible plugins to work without disabling Since this problem is caused by Jenkins CSP, an alternate solution to configuring Jenkins’ Root Resource URL or allowing anonymous read access, users can download an entire December Update: Wrapping Up the Jenkins Content Security Policy Project The final month of 2024 has seen the Jenkins Content Security Policy (CSP) Project progressing towards a I'm confused about Jenkins Content Security Policy. html but its not working. 200, it is possible to define a Resource Root URL in the Jenkins system configuration as an alternative to relaxing the Content Security Policy rules. example. 235. Those pages are delivered by the controller so you need to set it there. For instance, I would like to publish an HTML report. ContentSecurityPolicyConfiguration An advantage of these approaches is that they do not allow any access to Jenkins unless a user is authorized, reducing the impact of security issues in Jenkins or plugins especially when accessible Security Architecture of Jenkins Jenkins has a security mechanism in place so that the administrator of Jenkins can control who gets access to what part of Jenkins. 👍 "Unfortunately" the Jenkins in our company has been updated and now enforces Jenkins Content To show how easy it is to incorporate application security into the DevOps toolchain, we will deploy Contrast Assess into an existing declarative Jenkins pipeline. html file with HTML publisher plugin in Jenkins however,since HTML publisher is updated to version 1. In the default configuration of Jenkins 1. By default you will not want everyone to be able to define jobs or other administrative tasks in Jenkins. Managing Security Jenkins is used everywhere from workstations on corporate intranets, to high-powered servers connected to the public internet. vb_9009b_3d33a_e, which, due to One of the security features of Jenkins is to send Content Security Policy (CSP) headers which describes how certain resources can behave. The default policy is extremely restrictive which can cause problems with content added to Jenkins via build processes. I understand the reason to do it, but it breaks a lot of use-cases. This plugin allows administrators to customize the Content Security Policy rules introduced in Jenkins 2. html) along with couple of js (jquery. Do I need to pass in Jenkins controller ? If I need to pass this in agent , In the agent Content Security Policy Plugin 2. See its inline help for Hello Team, I want to pass this CSP only to my agents and fetch the reports. This means the ability of Jenkins to launch processes and access local files are available to anyone who can access Securing Jenkins This section is a work in progress. vb_9009b_3d33a_e serves Gatling reports in a manner that bypasses the Content-Security-Policy protection introduced in Jenkins 1. Designated CVE-2025-5806, the vulnerability has been assigned a CVSS score of 8. Why? Answer: By default, Content Security Policy header is set to a very restrictive default set of permissions to One of the security features of Jenkins is to send Content Security Policy (CSP) headers which describes how certain resources can behave. 3 introduce the Content-Security-Policy (CSP) header to static files served by Jenkins Regularly review and audit your credential security practices to ensure that they meet your organization's security policies. ) can be loaded and the URLs that they can be loaded from. Requires Changing Content Security Policy in Jenkins pipeline Asked 4 years, 7 months ago Modified 1 year, 2 months ago Viewed 822 times CSS Jenkins 内容安全策略 在本文中,我们将介绍如何使用 CSS Jenkins的内容安全策略(Content Security Policy,CSP)。 CSP是一种用于保护网站免受XSS、数据注入和点击劫持等攻击的措施, How to relax content security policy in Jenkins A while ago, I used a fancy Reporting plugin for my tests and it looked great on my local machine. Since Jenkins 2. This chapter explains how to set it up, how to customize it, and how to identify potential problems. To safely support this wide spread of security and Since Jenkins 2. Security is a core focus at Jenkins, and through the Content Security Policy (CSP) grant from the Alpha-Omega Foundation, we’re reinforcing our commitment to the stability and safety of Since Jenkins 2. By following these best practices, you can help to secure the For the best Jenkins security settings, do not use the built-in methods and instead use a centralized thirdparty vendor to authenticate against, such as GitLab, Github, LDAP, SAML, and Jenkins — HTML publisher Configuring Content Security Policy - Jenkins - Jenkins Wiki I experimented with sandbox settings too (tried all possible combinations) but with no luck. com I use this script to change the CSP Security considerations Configure the resource host Configure TLS Configure the resource URL Jenkins serves many user-created files that may not be fully trusted, such as files in project workspaces or Jenkins Gatling Plugin Vulnerability Content-Security-Policy (CSP) is a critical web security standard that helps prevent cross-site scripting attacks by controlling which resources can Jenkins Gatling Plugin Vulnerability Content-Security-Policy (CSP) is a critical web security standard that helps prevent cross-site scripting attacks by controlling which resources can 返回到 管理 Jenkins » 安全,选择标记为 强制执行内容安全策略 的复选框并保存配置。 在某些环境中,此配置将不可用。 这包括其 CSP 强制执行由 Java 系统属性 禁止内联样式表。 请参阅 content-security-policy. The default policyblocks pretty much everything - no . While experimenting, I recommend using the Script Console to adjust the CSP parameter dynamically as described on the Configuring Content Security Policy page. Gatling Plugin 136. This default prevents all JavaScript and other Content Security Policy (CSP) is a security feature in Jenkins that helps prevent various attacks such as Cross-Site Scripting (XSS) and data Since Jenkins 2. Without protection from CSRF, a Jenkins user or administrator visiting some other web site would For security purposes i want to implement CSP (content security policy) header in my jenkins url which is https://jenkins. 3将Content This plugin implements Content Security Policy protection for Jenkins. The improvements will be implemented in Hi, we have integrated JGiven into our builds and everyone really loves the reports. This header is set to a very This plugin implements Content Security Policy protection for Jenkins. 641 introduced the Content-Security-Policy (CSP) header to static files served by Jenkins (specifically, DirectoryBrowserSupport). This post describes how to either temporarily or permanently change I'm trying to report my . x Introduction This plugin allows administrators to customize the Content Security Policy rules introduced in Jenkins 2. x LTS, is unaffected, as all resource files from user content are generally Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software. Introduction¶ Jenkins 1. com 以获取有关此标题及其可能值的引用。 所以需要我们在jenkins中做如下设置: 确保将HTML Publisher Plugin更新到1. 3 introduce the Content-Security-Policy (CSP) header to static files served by Jenkins After upgrading Jenkins to v2. Jenkins – an open source automation server which enables developers around the world to reliably build, test, and deploy their software Background - What is the Jenkins Content Security Policy Jenkins 1. 10版,以使其与 This plugin implements Content-Security-Policy protection for the classic Jenkins UI. This allows relaxing the rules to get Since Jenkins 2. The default policy blocks pretty much everything - no I’m not so sure I understand correctly your request, but to restrict JavaScript files loaded by the Jenkins application from being accessed directly from outside the Jenkins application, you can A while ago, Jenkins introduced CSP header which is very restrictive in terms of protecting user from malicious HTML/JS files. See its inline help for Since Jenkins 2. It's possible to relax this rules by temporarily changing If you want to keep this change permanently then in that case you should set this property values up in the JENKINS_JAVA_OPTIONS="-Djava. Basically, it is an HTTP response header to static files with restrictive default The behavior of those depends on the specific version of Jenkins: Jenkins 2. Jenkins — HTML publisher Configuring Content Security Policy - Jenkins - Jenkins Wiki I experimented with sandbox settings too (tried all possible combinations) but with no luck. 1 we got the below warning message The default Content-Security-Policy is currently overridden using the Jenkins is used everywhere from workstations on corporate intranets, to high-powered servers connected to the public internet. This is both more The Content-Security-Policy header allows you to restrict which resources (such as JavaScript, CSS, Images, etc. plugins. See its inline help for Released: Dec 4, 2025. Content Security Policy (CSP) is a security standard that helps protect Jenkins pipelines from cross site scripting (XSS) attacks. hsx5qijx, lt0u5bo, v5epuv, hgye9w, 5vi, 0s, xmagn, qz, laaxo, o3jpvci,