A logic issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.6, Safari 18. 6. A download's origin may be incorrectly associated.
https://support.apple.com/en-us/124152
https://support.apple.com/en-us/124149
https://lists.debian.org/debian-lts-announce/2025/08/msg00015.html
http://www.openwall.com/lists/oss-security/2025/08/02/1