Debian/thunderbird: critical 10
It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Action: Upgrade thunderbird to 1:91.5.0-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1:91.5.0-1 | - |
Fixed versions
| 1:91.5.0-1 |
Sources
- osv: DEBIAN-CVE-2021-4140#Debian:12/thunderbird
- https://security-tracker.debian.org/tracker/CVE-2021-4140
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