In Firefox before 69.0, if a wildcard ('*') is specified for the host in Content Security Policy (CSP) directives, any port or path restriction of the directive will be ignored, leading to CSP directives not being properly applied to content.
Vulmon
In Firefox before 69.0, if a wildcard ('*') is specified for the host in Content Security Policy (CSP) directives, any port or path restriction of the directive will be ignored, leading to CSP directives not being properly applied to content.
https://www.mozilla.org/en-US/security/advisories/mfsa2019-25/#CVE-2019-11737 https://bugzilla.mozilla.org/show_bug.cgi?id=1388015