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Modifying/Removing CSP header V3 - Development - Mozilla Discourse

https://discourse.mozilla.org/t/modifying-removing-csp-header-v3/141837

“I’d like to modify the CSP header in browser.webRequest.onHeadersReceived in my v3 add-on. For example, I’d like to turn a CSP value of “connect-src ‘self’” into “connect-src localhost:1234 ‘self’” so that I can interac…” (the page’s own description)

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Answered: OK (200), HTML
Last read: 7 Jul 2025
In our index since: 7 Jul 2025
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https://discourse.mozilla.org/t/modifying-removing-csp-header-v3/141837 “Modifying/Removing CSP header V3”

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