vulnerability
Oracle Linux: CVE-2023-4581: ELSA-2023-4945: thunderbird security update (IMPORTANT) (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:M/Au:N/C:P/I:P/A:N) | Aug 29, 2023 | May 21, 2024 | Dec 3, 2025 |
Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
Aug 29, 2023
Added
May 21, 2024
Modified
Dec 3, 2025
Description
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.
The Mozilla Foundation Security Advisory describes this flaw as:
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.
The Mozilla Foundation Security Advisory describes this flaw as:
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.
Solutions
oracle-linux-upgrade-firefoxoracle-linux-upgrade-firefox-x11oracle-linux-upgrade-thunderbird
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