VDB
DEBIAN-CVE-2021-29970
DEBIAN-CVE-2021-29970
PUBLISHED
CVSS 8.800000190734863 HIGH
A malicious webpage could have triggered a use-after-free, memory corruption, and a potentially exploitable crash. *This bug could only be triggered when accessibility was enabled.*. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.
Risk Scores
CVSS v3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:13 | thunderbird | 0, 0, 0 |
| Debian:13 | firefox-esr | 0, 0, 0 |
| Debian:12 | thunderbird | 0, 0, 0 |
| Debian:14 | firefox-esr | 0, 0, 0 |
| Debian:14 | thunderbird | 0, 0, 0 |
| Debian:11 | thunderbird | 0, 0, 0 |
| Debian:12 | firefox-esr | 0, 0, 0 |
| Debian:11 | firefox-esr | 0, 0, 0 |
Timeline
- Aug 5, 2021 CVE Published
- Apr 28, 2026 CVE Updated