Red Hat: CVE-2021-43528: CVE-2021-43528 Mozilla: JavaScript unexpectedly enabled for the composition area (Multiple Advisories)
4
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
12/08/2021
12/13/2021
12/10/2021
12/15/2023
Description
Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack with other vulnerabilities. This vulnerability affects Thunderbird < 91.4.0.
Solution(s)
- redhat-upgrade-thunderbird
- redhat-upgrade-thunderbird-debuginfo
- redhat-upgrade-thunderbird-debugsource
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