CVE-2023-4581 (published 2023-09-11T08:01:45.092Z)
Excel `.xll` add-in files did not have a blocklist entry in Firefox's executable blocklist which allowed them to be downloaded without any warning of their potential harm. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbird < 102.15, and Thunderbird < 115.2.
Affected products: Vendor: Mozilla
Product: Firefox
Versions: unspecified