A logic issue was addressed with improved checks. This issue is fixed in Safari 18.6, macOS Sequoia 15.6. A download's origin may be incorrectly associated.
15.6Exploitability
AV:LAC:LPR:NUI:NScope
S:UImpact
C:HI:NA:N6.2/CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N