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CVE-2017-5408 Video files loaded video captions cross-origin without checking for the presence of CORS headers permitting such…

Description

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.

Affected products and versions

Product Affected versions Fixed in
Firefox 52 earliest → < 52 52
Firefox ESR 45.8 earliest → < 45.8 45.8
Thunderbird 52 earliest → < 52 52
Thunderbird 45.8 earliest → < 45.8 45.8

References

Timeline

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