vulnerability
MFSA2023-56 Firefox: Security Vulnerabilities fixed in Firefox 121 (CVE-2023-6866)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 9 | (AV:N/AC:M/Au:N/C:C/I:C/A:C) | Dec 19, 2023 | Dec 20, 2023 | Mar 27, 2026 |
Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Dec 19, 2023
Added
Dec 20, 2023
Modified
Mar 27, 2026
Description
TypedArrays can be fallible and lacked proper exception handling. This could lead to abuse in other APIs which expect TypedArrays to always succeed. This vulnerability affects Firefox < 121.
Solution
mozilla-firefox-upgrade-121_0
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