Questions tagged content-security-policy

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How can I make my content security policy work with angular universal and angular material?

Background Migrated Angular App from 11 to 12 (without checking it) and then immediately to 13 App has front and backend and uses Angular Universal for Serverside Rendering SSR and Angular Material Problem: After migration, some Angular Material Components look ugly and are not functional when building for production. I.e. work fine with simple ‘ng […]

Angular with svg: Refused to load plugin data from ‘XXX’ because it violates the following Content Security Policy directive: "object-src ‘none’"

HTML: <object class="flag me-2" [attr.data]="getFlag(currentLang) | safe:’resourceUrl’"> </object> which will be rendered to: <object class="flag me-2 data="../../../assets/images/lang/en.svg"> the pipe is used to sanitize the resource url. This gives an error (local it works fine but when I publish/release this the error will ocurr) Refused to load plugin data from ‘https://mysite/assets/images/lang/en.svg’ because it violates the following […]

By Babulaas
Published
Categorized as angular, content-security-policy, svg Tagged , ,

Angular: how to set up Content-Security-Policy & Trusted Types?

Having read the Angular security guidelines, I would like to: configure the content security policy enable the trusted types enforcement Here is how I changed my index.html so far: <!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8" /> <meta http-equiv="Content-Security-Policy" content="default-src ‘self’; style-src ‘self’ ‘unsafe-inline’;" /> <meta http-equiv="Content-Security-Policy" content="trusted-types angular angular#unsafe-bypass; require-trusted-types-for ‘script’;" /> Right now, […]

Angular gives `Refused to execute inline event handler` error

I have created an angular application. which gives the following error in the browser Refused to execute inline event handler because it violates the following Content Security Policy directive: "script-src ‘self’". Either the ‘unsafe-inline’ keyword, a hash (‘sha256-…’), or a nonce (‘nonce-…’) is required to enable inline execution. Note that hashes do not apply to […]

Content security policy in Django rest framework

I had added the following content policy headers but if I check in the CSP evaluator it was showing No Content Security Policy found. I am using angular as frontend and Django rest framework. Vary: Accept, Origin Allow: GET, PUT, PATCH, DELETE, HEAD, OPTIONS Content-Security-Policy: font-src ‘self’; script-src ‘self’; default-src ‘self’ X-Frame-Options: DENY Content-Length: 476 […]

Angular build generates index.html with <style> tag

My build process generates index.html with tag <style>, but because of I use CSP and i dont want to insert into my code style-src ‘unsafe-inline’ it doesen’t feel right for me. My styles in angular.json looks like: "styles": [ "src/styles/fonts.scss", "src/styles.css", "src/styles/app.scss", "./node_modules/font-awesome/css/font-awesome.css" ], After build i see content of files in index.html: … <style>@charset […]

Nonce support for Angular Application hosted in Azure as App Service

I am trying to get an Angular 12 application to production and struggling with adding a nonce to support an inline script (from a third party source). The third party script supports use of a nonce based a custom configuration on their end. The Content Security Policy (CSP) is defined as a meta tag in […]

By ickybyte
Published
Categorized as angular, azure, content-security-policy Tagged , ,

I’m loading a angular app uplaoded on firebase in facebook webview. Getting refused to frame error

I’m loading an angular app uploaded on firebase in facebook webview. Getting refused to frame error for both API and view. I have put meta tags in index.html too. ERROR: HTML Rendor Error [Report Only] Refused to frame ‘https://yyyyyyy/’ because it violates the following Content Security Policy directive: "frame-src *.doubleclick.net *.google.com *.facebook.com www.googleadservices.com *.fbsbx.com". VM346 […]

Angular – opening a modal causes" Content Security Policy (script-src ‘self’) Error"

I am working on an Angular project and I am running into an issue where clicking a link to open a modal causes the following error: Refused to run /cards:1 the JavaScript URL because it violates the following Content Security Policy directive: "Script-src ‘self’". Either the ‘unsafe-inline’ keyword, a hash (‘sha256-….’), or a none (‘nonce-…’) […]

Content-Security-Policy not working as expected

I have an angular application for which I am receiving following Content Security Policy error. video.es.js:32051 Refused to create a worker from ‘blob:https:/mysubdomain.mycompany.com/ff064232-41e8-4c21-82fe-4b523e4eeae1’ because it violates the following Content Security Policy directive: "default-src https: ‘unsafe-inline’". Note that ‘worker-src’ was not explicitly set, so ‘default-src’ is used as a fallback. (anonymous) @ video.es.js:32051 MasterPlaylistController @ video.es.js:50112 […]

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