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fix(security): use a more restrictive CSP for untrusted content

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Frédéric Guillot 2025-03-29 19:43:06 -07:00
parent f57949c9a2
commit cb695e653a
4 changed files with 18 additions and 4 deletions
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14
internal/http/response/response.go Normal file
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// SPDX-FileCopyrightText: Copyright The Miniflux Authors. All rights reserved.
// SPDX-License-Identifier: Apache-2.0
package response // import "miniflux.app/v2/internal/http/response"
// ContentSecurityPolicyForUntrustedContent is the default CSP for untrusted content.
// default-src 'none' disables all content sources
// form-action 'none' disables all form submissions
// sandbox enables a sandbox for the requested resource
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/form-action
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/sandbox
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Security-Policy/default-src
const ContentSecurityPolicyForUntrustedContent = `default-src 'none'; form-action 'none'; sandbox;`