vulnerability
Oracle Linux: CVE-2023-4053: 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 | Sep 5, 2023 | Dec 3, 2025 |
Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:N)
Published
Aug 29, 2023
Added
Sep 5, 2023
Modified
Dec 3, 2025
Description
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
The Mozilla Foundation Security Advisory describes this flaw as:
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks.
The Mozilla Foundation Security Advisory describes this flaw as:
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks.
Solutions
oracle-linux-upgrade-firefoxoracle-linux-upgrade-firefox-x11oracle-linux-upgrade-thunderbird
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