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CVE-2017-5386 WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol,…

Description

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.

Affected products and versions

Product Affected versions Fixed in
Firefox ESR 45.7 earliest → < 45.7 45.7
Firefox 51 earliest → < 51 51

References

Timeline

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