CVE-2020-26958
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Description
Firefox did not block execution of scripts with incorrect MIME types when the response was intercepted and cached through a ServiceWorker. This could lead to a cross-site script inclusion vulnerability, or a Content Security Policy bypass. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
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Affected Versions:
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Advisory Details
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References
Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: May 24, 2022