The reader view will display cross-origin content when CORS headers are set to prohibit the loading of cross-origin content by a site. This could allow access to content that should be restricted in reader view. This vulnerability affects Firefox < 58.
Vulnerable Product | Search on Vulmon | Subscribe to Product |
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mozilla firefox |
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canonical ubuntu linux 16.04 |
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canonical ubuntu linux 17.10 |
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canonical ubuntu linux 14.04 |