CVE-2023-23598 Information

Description

Due to the Firefox GTK wrapper code’s use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file via a call to DataTransfer.setData. This vulnerability affects Firefox < 109 Thunderbird < 102.7 and Firefox ESR < 102.7.

Reference

https://www.mozilla.org/security/advisories/mfsa2023-01/ https://www.mozilla.org/security/advisories/mfsa2023-03/ https://www.mozilla.org/security/advisories/mfsa2023-02/ https://bugzilla.mozilla.org/show_bug.cgi?id=1800425