Cross-Origin Video Caption Information Disclosure Vulnerability

CVE-2017-5408 · MEDIUM Severity

AV:N/AC:L/AU:N/C:P/I:N/A:N

Video files loaded video captions cross-origin without checking for the presence of CORS headers permitting such cross-origin use, leading to potential information disclosure for video captions. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

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