Debian/firefox-esr: medium 6.1
Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4
Action: Upgrade firefox-esr to 91.4.0esr-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 91.4.0esr-1 | - |
Fixed versions
| 91.4.0esr-1 |
Sources
- osv: DEBIAN-CVE-2021-43543#Debian:14/firefox-esr
- https://security-tracker.debian.org/tracker/CVE-2021-43543
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