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CVE-2020-12391

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CVE-2020-12391

Published: May 26, 2020

Modified: Aug 4, 2024

PUBLISHED

Description

Documents formed using data: URLs in an OBJECT element failed to inherit the CSP of the creating context. This allowed the execution of scripts that should have been blocked, albeit with a unique opaque origin. This vulnerability affects Firefox < 76.

VendorProductVersions

Mozilla

Firefox

affected
unspecified - < 76

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