CVE-2021-43528
Published: 8 December 2021
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.
Priority
Low
CVSS 3 base score: 6.5
Status
| Package | Release | Status |
|---|---|---|
|
thunderbird Launchpad, Ubuntu, Debian |
bionic |
Released
(1:91.5.0+build1-0ubuntu0.18.04.1)
|
| focal |
Released
(1:91.5.0+build1-0ubuntu0.20.04.1)
|
|
| hirsute |
Ignored
(reached end-of-life)
|
|
| impish |
Released
(1:91.5.0+build1-0ubuntu0.21.10.1)
|
|
| jammy |
Released
(1:91.4.0+build1-0ubuntu1)
|
|
| kinetic |
Released
(1:91.4.0+build1-0ubuntu1)
|
|
| trusty |
Ignored
(out of standard support)
|
|
| upstream |
Released
(91.4)
|
|
| xenial |
Needs triage
|