CVE-2023-25741 Information

Description

When dragging and dropping an image cross-origin the image’s size could potentially be leaked. This behavior was shipped in 109 and caused web compatibility problems as well as this security concern so the behavior was disabled until further review. This vulnerability affects Firefox < 110.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1813376 https://bugzilla.mozilla.org/show_bug.cgi?id=1437126 https://www.mozilla.org/security/advisories/mfsa2023-05/ https://bugzilla.mozilla.org/show_bug.cgi?id=1812611