{"schema_version":"1.7.5","id":"CVE-2023-4581","published":"2023-09-11T09:15:09.550Z","modified":"2026-07-01T12:44:46.754104999Z","related":["ALSA-2023:4952","ALSA-2023:4954","ALSA-2023:4955","ALSA-2023:4958","CGA-wv4v-frrx-jg74","SUSE-SU-2023:3519-1","SUSE-SU-2023:3559-1","SUSE-SU-2023:3562-1","SUSE-SU-2023:3664-1","openSUSE-SU-2024:13176-1","openSUSE-SU-2024:13196-1","openSUSE-SU-2024:13197-1","openSUSE-SU-2024:13202-1","openSUSE-SU-2024:14572-1"],"details":"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":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-4581.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"117.0"}]},{"events":[{"introduced":"115.0"},{"fixed":"115.2"}]},{"events":[{"introduced":"0"},{"fixed":"102.15"}]},{"events":[{"introduced":"0"},{"fixed":"115.2"}]}]}}],"references":[{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2023-35/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2023-36/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2023-37/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2023-38/"},{"type":"ADVISORY","url":"https://www.mozilla.org/security/advisories/mfsa2023-34/"},{"type":"REPORT","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1843758"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N"}]}