VDB
DEBIAN-CVE-2021-43543
DEBIAN-CVE-2021-43543
PUBLISHED
CVSS 6.099999904632568 MEDIUM
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 < 91.4.0, and Firefox < 95.
Risk Scores
CVSS 3.1
6.099999904632568
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | thunderbird | 1:85.0~b3-1, 78.14.0-1, 78.14.0-1 |
| Debian:12 | thunderbird | 0, 0, 0 |
| Debian:12 | firefox-esr | 0, 0, 0 |
| Debian:14 | firefox-esr | 0, 0, 0 |
| Debian:11 | firefox-esr | *, *, * |
| Debian:13 | thunderbird | 0, 0, 0 |
| Debian:14 | thunderbird | 0, 0, 0 |
| Debian:13 | firefox-esr | 0, 0, 0 |
Exploit Intelligence
- cve_test.go (github-poc)
- cve_test.go (github-poc)
Timeline
- Dec 8, 2021 CVE Published
- Apr 28, 2026 CVE Updated