Content-Security-Policy-Report-Only Cannot Be Declared Between META Tags

Summary #

Content-Security-Policy-Report-Only cannot be declared between META tags.

Actions To Take #

If you want to use one of the CSP in report only mode, you should declare it in response headers.

Classifications #

CWE-16; ISO27001-A.14.2.5; WASC-15; OWASP 2013-A5; OWASP 2017-A6

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