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CVE-2017-7803 PUBLISHED

When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

EPSS 1.10% · 77.9th percentile

Risk Scores

EPSS Score
1.10%
77.9th percentile

Affected Products

VendorProductVersions
Ubuntu:14.04:LTSfirefox24.0+build1-0ubuntu1, 25.0+build3-0ubuntu0.13.10.1, 28.0~b2+build1-0ubuntu2
Ubuntu:14.04:LTSthunderbird1:38.8.0+build1-0ubuntu0.14.04.1, 0, 1:24.0+build1-0ubuntu1
Ubuntu:18.04:LTSthunderbird0
Ubuntu:16.04:LTSthunderbird1:38.3.0+build1-0ubuntu2, 1:38.5.1+build2-0ubuntu1, 1:38.6.0+build1-0ubuntu1
Ubuntu:16.04:LTSfirefox50.0+build2-0ubuntu0.16.04.2, 50.0.2+build1-0ubuntu0.16.04.1, 50.1.0+build2-0ubuntu0.16.04.1

Timeline

References

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