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CSP: manifest-src

CSP: manifest-src

The HTTP Content-Security-Policy: manifest-src directive specifies which manifest can be applied to the resource.

CSP version 3
Directive type Fetch directive
default-src fallback Yes. If this directive is absent, the user agent will look for the default-src directive.

Syntax

One or more sources can be allowed for the manifest-src policy:

Content-Security-Policy: manifest-src <source>;
Content-Security-Policy: manifest-src <source> <source>;

Sources

<source> can be any one of the values listed in CSP Source Values.

Note that this same set of values can be used in all fetch directives (and a number of other directives).

Examples

Violation cases

Given this CSP header:

Content-Security-Policy: manifest-src https://example.com/

The following <link> is blocked and won't load:

<link rel="manifest" href="https://not-example.com/manifest" />

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
manifest-src
Yes
79
41
No
Yes
No
Yes
Yes
41
No
No
Yes

See also

© 2005–2022 MDN contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/manifest-src