Vulnerability Details CVE-2026-8706
Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response rendered with the signed-in user's cookies. This vulnerability was fixed in Firefox for iOS 151.0.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 5.3%
CVSS Severity
CVSS v3 Score 6.5
References
Products affected by CVE-2026-8706
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cpe:2.3:a:mozilla:firefox:-
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cpe:2.3:a:mozilla:firefox:102.0
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cpe:2.3:a:mozilla:firefox:119.0
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cpe:2.3:a:mozilla:firefox:120.0
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cpe:2.3:a:mozilla:firefox:127.0
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cpe:2.3:a:mozilla:firefox:129
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cpe:2.3:a:mozilla:firefox:14.0
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cpe:2.3:a:mozilla:firefox:15.0
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cpe:2.3:a:mozilla:firefox:15.1
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cpe:2.3:a:mozilla:firefox:16.0
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cpe:2.3:a:mozilla:firefox:16.1
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cpe:2.3:a:mozilla:firefox:16.2
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cpe:2.3:a:mozilla:firefox:17.0
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cpe:2.3:a:mozilla:firefox:17.1
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cpe:2.3:a:mozilla:firefox:17.2
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cpe:2.3:a:mozilla:firefox:17.3
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cpe:2.3:a:mozilla:firefox:18.0
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cpe:2.3:a:mozilla:firefox:18.1
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cpe:2.3:a:mozilla:firefox:18.2
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cpe:2.3:a:mozilla:firefox:19.0
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cpe:2.3:a:mozilla:firefox:19.1
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cpe:2.3:a:mozilla:firefox:20.0
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cpe:2.3:a:mozilla:firefox:20.1
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cpe:2.3:a:mozilla:firefox:20.2
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cpe:2.3:a:mozilla:firefox:21.0
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cpe:2.3:a:mozilla:firefox:22.0
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cpe:2.3:a:mozilla:firefox:23.0
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cpe:2.3:a:mozilla:firefox:24.0
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cpe:2.3:a:mozilla:firefox:24.1
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cpe:2.3:a:mozilla:firefox:25.0
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cpe:2.3:a:mozilla:firefox:25.1
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cpe:2.3:a:mozilla:firefox:26.0
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cpe:2.3:a:mozilla:firefox:27.0
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cpe:2.3:a:mozilla:firefox:28.0